188746010840485631232
188,746,010,840,485,631,232 is an even composite number composed of seven prime numbers multiplied together.
What does the number 188746010840485631232 look like?
This visualization shows the relationship between its 7 prime factors (large circles) and 1728 divisors.
188746010840485631232 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of one thousand, seven hundred twenty-eight divisors.
Prime factorization of 188746010840485631232:
28 × 35 × 7 × 19 × 29 × 1489 × 528308023
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 3 × 7 × 19 × 29 × 1489 × 528308023)See below for interesting mathematical facts about the number 188746010840485631232 from the Numbermatics database.
Names of 188746010840485631232
- Cardinal: 188746010840485631232 can be written as One hundred eighty-eight quintillion, seven hundred forty-six quadrillion, ten trillion, eight hundred forty billion, four hundred eighty-five million, six hundred thirty-one thousand, two hundred thirty-two.
Scientific notation
- Scientific notation: 1.88746010840485631232 × 1020
Factors of 188746010840485631232
Divisors of 188746010840485631232
- Number of divisors d(n): 1728
-
Complete list of divisors:
1 2 3 4 6 7 8 9 12 14 16 18 19 21 24 27 28 29 32 36 38 42 48 54 56 57 58 63 64 72 76 81 84 87 96 108 112 114 116 126 128 133 144 152 162 168 171 174 189 192 203 216 224 228 232 243 252 256 261 266 288 304 324 336 342 348 378 384 399 406 432 448 456 464 486 504 513 522 532 551 567 576 608 609 648 672 684 696 756 768 783 798 812 864 896 912 928 972 1008 1026 1044 1064 1102 1134 1152 1197 1216 1218 1296 1344 1368 1392 1489 1512 1539 1566 1596 1624 1653 1701 1728 1792 1824 1827 1856 1944 2016 2052 2088 2128 2204 2268 2304 2349 2394 2432 2436 2592 2688 2736 2784 2978 3024 3078 3132 3192 3248 3306 3402 3456 3591 3648 3654 3712 3857 3888 4032 4104 4176 4256 4408 4467 4536 4617 4698 4788 4864 4872 4959 5184 5376 5472 5481 5568 5956 6048 6156 6264 6384 6496 6612 6804 6912 7047 7182 7296 7308 7424 7714 7776 8064 8208 8352 8512 8816 8934 9072 9234 9396 9576 9744 9918 10368 10423 10773 10944 10962 11136 11571 11912 12096 12312 12528 12768 12992 13224 13401 13608 14094 14364 14592 14616 14877 15428 15552 16128 16416 16443 16704 17024 17632 17868 18144 18468 18792 19152 19488 19836 20736 20846 21546 21888 21924 22272 23142 23824 24192 24624 25056 25536 25984 26448 26802 27216 28188 28291 28728 29232 29754 30856 31104 31269 32319 32832 32886 33408 34048 34713 35264 35736 36288 36936 37584 38304 38976 39672 40203 41692 43092 43181 43776 43848 44631 46284 47648 48384 49248 49329 50112 51072 51968 52896 53604 54432 56376 56582 57456 58464 59508 61712 62208 62538 64638 65664 65772 66816 69426 70528 71472 72576 73872 75168 76608 77952 79344 80406 83384 84873 86184 86362 87696 89262 92568 93807 95296 98496 98658 100224 102144 104139 105792 107208 108864 112752 113164 114912 116928 119016 120609 123424 125076 129276 129543 131328 131544 133893 138852 141056 142944 145152 147744 150336 153216 155904 158688 160812 166768 169746 172368 172724 175392 178524 185136 187614 190592 196992 197316 198037 200448 208278 211584 214416 217728 225504 226328 229824 233856 238032 241218 246848 250152 254619 258552 259086 263088 267786 277704 281421 285888 295488 300672 302267 306432 312417 317376 321624 333536 339492 344736 345448 350784 357048 361827 370272 375228 381184 388629 393984 394632 396074 416556 423168 428832 435456 451008 452656 459648 467712 476064 482436 493696 500304 509238 517104 518172 526176 535572 555408 562842 571776 590976 594111 601344 604534 624834 634752 643248 667072 678984 689472 690896 701568 714096 723654 740544 750456 763857 777258 789264 792148 820439 833112 844263 857664 902016 905312 906801 919296 937251 952128 964872 987392 1000608 1018476 1034208 1036344 1052352 1071144 1110816 1125684 1143552 1165887 1181952 1188222 1209068 1249668 1269504 1286496 1334144 1357968 1378944 1381792 1403136 1428192 1447308 1481088 1500912 1527714 1554516 1578528 1584296 1640878 1666224 1688526 1715328 1782333 1804032 1810624 1813602 1874502 1904256 1929744 2001216 2036952 2068416 2072688 2104704 2142288 2221632 2251368 2291571 2331774 2376444 2418136 2461317 2499336 2532789 2572992 2668288 2715936 2720403 2757888 2763584 2856384 2894616 2962176 3001824 3055428 3109032 3157056 3168592 3281756 3332448 3377052 3430656 3497661 3564666 3621248 3627204 3749004 3808512 3859488 4002432 4073904 4136832 4145376 4209408 4284576 4443264 4502736 4583142 4663548 4752888 4836272 4922634 4998672 5065578 5145984 5346999 5431872 5440806 5527168 5712768 5743073 5789232 6003648 6110856 6218064 6314112 6337184 6563512 6664896 6754104 6874713 6995322 7129332 7242496 7254408 7383951 7498008 7718976 8004864 8147808 8161209 8273664 8290752 8569152 8886528 9005472 9166284 9327096 9505776 9672544 9845268 9997344 10131156 10291968 10492983 10693998 10863744 10881612 11054336 11425536 11486146 11578464 12007296 12221712 12436128 12628224 12674368 13127024 13329792 13508208 13749426 13990644 14258664 14508816 14767902 14996016 15437952 16040997 16295616 16322418 16581504 17138304 17229219 18010944 18332568 18654192 19011552 19345088 19690536 19994688 20262312 20985966 21387996 21727488 21763224 22151853 22972292 23156928 24014592 24443424 24483627 24872256 25348736 26254048 26659584 27016416 27498852 27981288 28517328 29017632 29535804 29992032 30875904 32081994 32591232 32644836 33163008 34276608 34458438 36021888 36665136 37308384 38023104 38690176 39381072 39989376 40524624 41971932 42775992 43526448 44303706 45944584 46313856 48122991 48886848 48967254 49744512 50697472 51687657 52508096 54032832 54997704 55962576 57034656 58035264 59071608 59984064 64163988 65182464 65289672 66455559 68916876 72043776 73330272 73450881 74616768 76046208 77380352 78762144 79978752 81049248 83943864 85551984 87052896 88607412 91889168 92627712 96245982 97773696 97934508 99489024 103375314 105016192 108065664 109995408 111925152 114069312 116070528 118143216 119968128 128327976 130579344 132911118 137833752 146660544 146901762 149233536 152092416 155062971 157524288 162098496 167887728 171103968 174105792 177214824 183778336 192491964 195547392 195869016 199366677 206750628 210032384 216131328 219990816 223850304 228138624 232141056 236286432 239936256 256655952 261158688 265822236 275667504 293321088 293803524 298467072 310125942 315048576 324196992 335775456 342207936 348211584 354429648 367556672 384983928 391738032 398733354 413501256 439981632 447700608 456277248 465188913 472572864 513311904 522317376 528308023 531644472 551335008 586642176 587607048 620251884 630097152 648393984 671550912 684415872 696423168 708859296 735113344 769967856 783476064 797466708 827002512 879963264 895401216 930377826 945145728 1026623808 1044634752 1056616046 1063288944 1102670016 1175214096 1240503768 1343101824 1368831744 1395566739 1417718592 1470226688 1539935712 1566952128 1584924069 1594933416 1654005024 1759926528 1860755652 1890291456 2053247616 2089269504 2113232092 2126577888 2205340032 2350428192 2481007536 2686203648 2791133478 2835437184 3079871424 3133904256 3169848138 3189866832 3308010048 3698156161 3721511304 4106495232 4226464184 4253155776 4410680064 4700856384 4754772207 4962015072 5582266956 5670874368 6159742848 6267808512 6339696276 6379733664 6616020096 7396312322 7443022608 8452928368 8506311552 9401712768 9509544414 9924030144 10037852437 11094468483 11164533912 12319485696 12679392552 12759467328 13232040192 14264316621 14792624644 14886045216 15320932667 16905856736 17012623104 18803425536 19019088828 19848060288 20075704874 22188936966 22329067824 25358785104 25518934656 28528633242 29585249288 29772090432 30113557311 30641865334 33283405449 33811713472 38038177656 39696120576 40151409748 42792949863 44377873932 44658135648 45962798001 50717570208 51037869312 57057266484 59170498576 59544180864 60227114622 61283730668 66566810898 67623426944 70264967059 76076355312 80302819496 85585899726 88755747864 89316271296 90340671933 91925596002 99850216347 101435140416 107246528669 114114532968 118340997152 119088361728 120454229244 122567461336 128378849589 133133621796 135246853888 137888394003 140529934118 152152710624 160605638992 171171799452 177511495728 178632542592 180681343866 183851192004 199700432694 202870280832 210794901177 214493057338 228229065936 236681994304 240908458488 245134922672 256757699178 266267243592 271022015799 275776788006 281059868236 291097720673 299550649041 304305421248 321211277984 321739586007 342343598904 355022991456 357265085184 361362687732 367702384008 399400865388 405740561664 413665182009 421589802354 428986114676 456458131872 473363988608 481816916976 490269845344 513515398356 532534487184 542044031598 551553576012 562119736472 582195441346 599101298082 608610842496 632384703531 642422555968 643479172014 684687197808 710045982912 722725375464 735404768016 786650646247 798801730776 813066047397 827330364018 843179604708 857972229352 873293162019 898651947123 912916263744 946727977216 963633833952 965218758021 980539690688 1027030796712 1065068974368 1084088063196 1103107152024 1124239472944 1164390882692 1198202596164 1217221684992 1240995546027 1264769407062 1284845111936 1286958344028 1369374395616 1420091965824 1445450750928 1470809536032 1573301292494 1597603461552 1626132094794 1654660728036 1686359209416 1715944458704 1746586324038 1797303894246 1825832527488 1897154110593 1927267667904 1930437516042 1961079381376 2037684044711 2054061593424 2130137948736 2168176126392 2206214304048 2248478945888 2328781765384 2359951938741 2396405192328 2439198142191 2481991092054 2529538814124 2569690223872 2573916688056 2619879486057 2738748791232 2840183931648 2890901501856 2895656274063 2941619072064 3146602584988 3195206923104 3252264189588 3309321456072 3372718418832 3431888917408 3493172648076 3594607788492 3651665054976 3722986638081 3794308221186 3854535335808 3860875032084 3922158762752 4075368089422 4108123186848 4260275897472 4336352252784 4412428608096 4496957891776 4657563530768 4719903877482 4792810384656 4878396284382 4963982184108 5059077628248 5147833376112 5239758972114 5477497582464 5506554523729 5691462331779 5781803003712 5791312548126 5883238144128 6113052134133 6293205169976 6390413846208 6504528379176 6618642912144 6745436837664 6863777834816 6986345296152 7079855816223 7189215576984 7445973276162 7588616442372 7709070671616 7721750064168 7859638458171 8150736178844 8216246373696 8520551794944 8672704505568 8686968822189 8824857216192 8993915783552 9315127061536 9439807754964 9585620769312 9756792568764 9927964368216 10118155256496 10295666752224 10479517944228 10954995164928 11013109047458 11382924663558 11563606007424 11582625096252 11766476288256 12226104268266 12586410339952 12780827692416 13009056758352 13237285824288 13490873675328 13727555669632 13972690592304 14159711632446 14378431153968 14891946552324 14946362278693 15177232884744 15443500128336 15719276916342 16301472357688 16432492747392 16519663571187 17074386995337 17345409011136 17373937644378 17649714432384 17987831567104 18339156402399 18630254123072 18879615509928 19171241538624 19513585137528 19855928736432 20236310512992 20591333504448 20959035888456 21239567448669 22026218094916 22765849327116 22812868741163 23127212014848 23165250192504 23578915374513 24452208536532 25172820679904 25561655384832 26018113516704 26060906466567 26474571648576 26981747350656 27455111339264 27945381184608 28319423264892 28756862307936 29783893104648 29892724557386 30354465769488 30887000256672 31438553832684 32602944715376 32864985494784 33039327142374 34148773990674 34690818022272 34747875288756 35299428864768 36678312804798 37260508246144 37759231019856 38342483077248 39027170275056 39711857472864 40472621025984 41182667008896 41918071776912 42479134897338 44052436189832 44839086836079 45531698654232 45625737482326 46330500385008 47157830749026 48904417073064 49558990713561 50345641359808 52036227033408 52121812933134 52949143297152 53963494701312 55017469207197 55890762369216 56638846529784 57513724615872 59567786209296 59785449114772 60708931538976 61774000513344 62877107665368 63718702346007 65205889430752 66078654284748 68297547981348 68438606223489 69381636044544 69495750577512 70736746123539 73356625609596 74521016492288 75518462039712 76684966154496 78054340550112 79423714945728 80945242051968 82365334017792 83836143553824 84958269794676 88104872379664 89678173672158 91063397308464 91251474964652 92661000770016 94315661498052 97808834146128 99117981427122 100691282719616 104072454066816 104243625866268 104624535950851 105898286594304 110034938414394 111781524738432 113277693059568 115027449231744 119135572418592 119570898229544 121417863077952 123548001026688 125754215330736 127437404692014 130411778861504 132157308569496 134517260508237 136595095962696 136877212446978 138991501155024 141473492247078 146713251219192 148676972140683 151036924079424 156108681100224 158847429891456 159690081188141 161890484103936 165052407621591 167672287107648 169916539589352 176209744759328 179356347344316 182126794616928 182502949929304 185322001540032 188631322996104 191156107038021 195617668292256 198235962854244 201382565439232 205315818670467 208144908133632 208487251732536 209249071901702 220069876828788 223563049476864 226555386119136 230054898463488 238271144837184 239141796459088 242835726155904 247096002053376 251508430661472 254874809384028 260823557723008 264314617138992 269034521016474 273190191925392 273754424893956 277983002310048 282946984494156 293426502438384 297353944281366 302073848158848 312217362200448 313873607852553 317694859782912 319380162376282 330104815243182 335344574215296 339833079178704 352419489518656 358712694688632 364253589233856 365005899858608 370644003080064 377262645992208 382312214076042 391235336584512 396471925708488 403551781524711 410631637340934 416974503465072 418498143803404 433444506082097 440139753657576 446030916422049 453110772238272 476542289674368 478283592918176 479070243564423 485671452311808 495157222864773 503016861322944 509749618768056 521647115446016 528629234277984 538069042032948 546380383850784 547508849787912 555966004620096 565893968988312 586853004876768 594707888562732 604147696317696 615947456011401 624434724400896 627747215705106 638760324752564 660209630486364 670689148430592 679666158357408 704838979037312 717425389377264 728507178467712 730011799717216 741288006160128 754525291984416 764624428152084 782470673169024 792943851416976 807103563049422 821263274681868 833949006930144 836996287606808 866889012164194 880279507315152 892061832844098 906221544476544 941620823557659 953084579348736 956567185836352 958140487128846 990314445729546 1006033722645888 1019499237536112 1057258468555968 1076138084065896 1092760767701568 1095017699575824 1111932009240192 1131787937976624 1173706009753536 1189415777125464 1210655344574133 1231894912022802 1255494431410212 1277520649505128 1300333518246291 1320419260972728 1338092749266147 1359332316714816 1409677958074624 1434850778754528 1437210730693269 1457014356935424 1460023599434432 1509050583968832 1529248856304168 1564941346338048 1585887702833952 1614207126098844 1642526549363736 1667898013860288 1673992575213616 1733778024328388 1760559014630304 1784123665688196 1812443088953088 1847842368034203 1883241647115318 1913134371672704 1916280974257692 1980628891459092 2012067445291776 2038998475072224 2114516937111936 2152276168131792 2185521535403136 2190035399151648 2223864018480384 2263575875953248 2347412019507072 2378831554250928 2421310689148266 2463789824045604 2510988862820424 2555041299010256 2600667036492582 2640838521945456 2676185498532294 2718664633429632 2824862470672977 2869701557509056 2874421461386538 2920047198868864 3018101167937664 3034111542574679 3058497712608336 3171775405667904 3228414252197688 3285053098727472 3335796027720576 3347985150427232 3467556048656776 3521118029260608 3568247331376392 3631966033722399 3695684736068406 3766483294230636 3826268743345408 3832561948515384 3901000554738873 3961257782918184 4077996950144448 4229033874223872 4304552336263584 4311632192079807 4371043070806272 4380070798303296 4527151751906496 4694824039014144 4757663108501856 4842621378296532 4927579648091208 5021977725640848 5110082598020512 5201334072985164 5281677043890912 5352370997064588 5437329266859264 5543527104102609 5649724941345954 5739403115018112 5748842922773076 5840094397737728 6036202335875328 6068223085149358 6116995425216672 6343550811335808 6456828504395376 6570106197454944 6671592055441152 6695970300854464 6935112097313552 7042236058521216 7136494662752784 7263932067444798 7391369472136812 7532966588461272 7665123897030768 7802001109477746 7922515565836368 8155993900288896 8474587412018931 8609104672527168 8623264384159614 8760141596606592 9054303503812992 9102334627724037 9515326217003712 9685242756593064 9855159296182416 10043955451281696 10220165196041024 10402668145970328 10563354087781824 10704741994129176 11087054208205218 11299449882691908 11478806230036224 11497685845546152 11703001664216619 12136446170298716 12233990850433344 12687101622671616 12913657008790752 12934896576239421 13140212394909888 13391940601708928 13870224194627104 14084472117042432 14272989325505568 14527864134889596 14782738944273624 15065933176922544 15330247794061536 15604002218955492 15845031131672736 16311987800577792 16949174824037862 17218209345054336 17246528768319228 17520283193213184 18108607007625984 18204669255448074 19030652434007424 19370485513186128 19710318592364832 20087910902563392 20440330392082048 20805336291940656 21126708175563648 21409483988258352 22174108416410436 22598899765383816 22995371691092304 23406003328433238 24272892340597432 24467981700866688 25423762236056793 25827314017581504 25869793152478842 26280424789819776 26783881203417856 27307003883172111 27740448389254208 28545978651011136 29055728269779192 29565477888547248 30131866353845088 30660495588123072 31208004437910984 31690062263345472 33898349648075724 34436418690108672 34493057536638456 35109004992649857 36409338510896148 38061304868014848 38740971026372256 38804689728718263 39420637184729664 40175821805126784 40880660784164096 41610672583881312 42253416351127296 42818967976516704 44348216832820872 45197799530767632 45990743382184608 46812006656866476 48545784681194864 48935963401733376 50847524472113586 51654628035163008 51739586304957684 52560849579639552 54614007766344222 55480896778508416 57091957302022272 58111456539558384 59130955777094496 60263732707690176 61320991176246144 62416008875821968 63380124526690944 67796699296151448 68986115073276912 70218009985299714 72818677021792296 77481942052744512 77609379457436526 78841274369459328 80351643610253568 81921011649516333 83221345167762624 85637935953033408 88696433665641744 90395599061535264 91981486764369216 93624013313732952 97091569362389728 101695048944227172 103309256070326016 103479172609915368 105327014977949571 109228015532688444 110961793557016832 114183914604044544 116222913079116768 118261911554188992 120527465415380352 122641982352492288 124832017751643936 126760249053381888 135593398592302896 137972230146553824 140436019970599428 145637354043584592 154963884105489024 155218758914873052 157682548738918656 163842023299032666 166442690335525248 171275871906066816 177392867331283488 180791198123070528 183962973528738432 187248026627465904 194183138724779456 203390097888454344 206958345219830736 210654029955899142 218456031065376888 232445826158233536 236523823108377984 241054930830760704 245763034948548999 249664035503287872 271186797184605792 275944460293107648 280872039941198856 291274708087169184 309927768210978048 310437517829746104 327684046598065332 332885380671050496 342551743812133632 354785734662566976 361582396246141056 367925947057476864 374496053254931808 388366277449558912 406780195776908688 413916690439661472 421308059911798284 436912062130753776 464891652316467072 473047646216755968 491526069897097998 499328071006575744 542373594369211584 551888920586215296 561744079882397712 582549416174338368 620875035659492208 655368093196130664 709571469325133952 723164792492282112 737289104845646997 748992106509863616 776732554899117824 813560391553817376 827833380879322944 842616119823596568 873824124261507552 929783304632934144 983052139794195996 998656142013151488 1084747188738423168 1103777841172430592 1123488159764795424 1165098832348676736 1241750071318984416 1310736186392261328 1419142938650267904 1474578209691293994 1497984213019727232 1627120783107634752 1655666761758645888 1685232239647193136 1747648248523015104 1966104279588391992 2169494377476846336 2246976319529590848 2330197664697353472 2483500142637968832 2621472372784522656 2949156419382587988 2995968426039454464 3254241566215269504 3311333523517291776 3370464479294386272 3495296497046030208 3932208559176783984 4493952639059181696 4967000285275937664 5242944745569045312 5898312838765175976 6508483132430539008 6740928958588772544 6990592994092060416 7864417118353567968 8987905278118363392 9934000570551875328 10485889491138090624 11796625677530351952 13481857917177545088 15728834236707135936 20971778982276181248 23593251355060703904 26963715834355090176 31457668473414271872 47186502710121407808 62915336946828543744 94373005420242815616 188746010840485631232
- Sum of all divisors σ(n): 702808485538478592000
- Sum of proper divisors (its aliquot sum) s(n): 514062474697992960768
- 188746010840485631232 is an abundant number, because the sum of its proper divisors (514062474697992960768) is greater than itself. Its abundance is 325316463857507329536
Bases of 188746010840485631232
- Binary: 101000111011011000001000100011010111000101110010110010010101000000002
- Hexadecimal: 0xA3B6088D7172C9500
- Base-36: 13U04STCHZYO00
Squares and roots of 188746010840485631232
- 188746010840485631232 squared (1887460108404856312322) is 35625056608196719421158864947453493837824
- 188746010840485631232 cubed (1887460108404856312323) is 6724087320763612276849197962885008884761955361487326877319168
-
The
square root of 188746010840485631232 is 13738486482.8876121449 -
The
cube root of 188746010840485631232 is 5736221.6880529743
Scales and comparisons
How big is 188746010840485631232?- 188,746,010,840,485,631,232 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
-
To count from 1 to 188,746,010,840,485,631,232 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and nine years!
This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)
- A cube with a volume of 188746010840485631232 cubic inches would be around 478018.5 feet tall.
Recreational maths with 188746010840485631232
- 188746010840485631232 backwards is 232136584048010647881
- 188746010840485631232 is a
Harshad number . - The number of decimal digits it has is: 21
- The sum of 188746010840485631232's digits is 81
- More coming soon!
Link to this page
HTML: To link to this page, just copy and paste the link below into your blog, web page or email.
BBCODE: To link to this page in a forum post or comment box, just copy and paste the link code below:
Cite this page
MLA style:
"Number 188746010840485631232 - Facts about the integer". Numbermatics.com. 2024. Web. 22 June 2024.
APA style:
Numbermatics. (2024). Number 188746010840485631232 - Facts about the integer. Retrieved 22 June 2024, from https://numbermatics.com/n/188746010840485631232/
Chicago style:
Numbermatics. 2024. "Number 188746010840485631232 - Facts about the integer". https://numbermatics.com/n/188746010840485631232/
The information we have on file for 188746010840485631232 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
Keywords: Divisors of 188746010840485631232, math, Factors of 188746010840485631232, curriculum, school, college, exams, university, Prime factorization of 188746010840485631232, STEM, science, technology, engineering, physics, economics, calculator, one hundred eighty-eight quintillion, seven hundred forty-six quadrillion, ten trillion, eight hundred forty billion, four hundred eighty-five million, six hundred thirty-one thousand, two hundred thirty-two.