855060429970656
855,060,429,970,656 is an even composite number composed of six prime numbers multiplied together.
What does the number 855060429970656 look like?
This visualization shows the relationship between its 6 prime factors (large circles) and 2160 divisors.
855060429970656 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two thousand, one hundred sixty divisors.
Prime factorization of 855060429970656:
25 × 34 × 72 × 133 × 792 × 491
(2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 7 × 7 × 13 × 13 × 13 × 79 × 79 × 491)See below for interesting mathematical facts about the number 855060429970656 from the Numbermatics database.
Names of 855060429970656
- Cardinal: 855060429970656 can be written as Eight hundred fifty-five trillion, sixty billion, four hundred twenty-nine million, nine hundred seventy thousand, six hundred fifty-six.
Scientific notation
- Scientific notation: 8.55060429970656 × 1014
Factors of 855060429970656
Divisors of 855060429970656
- Number of divisors d(n): 2160
-
Complete list of divisors:
1 2 3 4 6 7 8 9 12 13 14 16 18 21 24 26 27 28 32 36 39 42 48 49 52 54 56 63 72 78 79 81 84 91 96 98 104 108 112 117 126 144 147 156 158 162 168 169 182 189 196 208 216 224 234 237 252 273 288 294 312 316 324 336 338 351 364 378 392 416 432 441 468 474 491 504 507 546 553 567 588 624 632 637 648 672 676 702 711 728 756 784 819 864 882 936 948 982 1008 1014 1027 1053 1092 1106 1134 1176 1183 1248 1264 1274 1296 1323 1352 1404 1422 1456 1473 1512 1521 1568 1638 1659 1764 1872 1896 1911 1964 2016 2028 2054 2106 2133 2184 2197 2212 2268 2352 2366 2457 2528 2548 2592 2646 2704 2808 2844 2912 2946 3024 3042 3081 3276 3318 3437 3528 3549 3744 3792 3822 3871 3928 3969 4056 4108 4212 4266 4368 4394 4419 4424 4536 4563 4704 4732 4914 4977 5096 5292 5408 5616 5688 5733 5892 6048 6084 6162 6241 6383 6399 6552 6591 6636 6874 7056 7098 7189 7371 7584 7644 7742 7856 7938 8112 8216 8281 8424 8532 8736 8788 8838 8848 9072 9126 9243 9464 9828 9954 10192 10311 10584 10647 11232 11376 11466 11613 11784 12168 12324 12482 12766 12798 13104 13182 13257 13272 13351 13689 13748 14112 14196 14378 14742 14931 15288 15379 15484 15712 15876 16224 16432 16562 16848 17064 17199 17576 17676 17696 18144 18252 18486 18723 18928 19149 19656 19773 19908 20384 20622 21168 21294 21567 22752 22932 23226 23568 24059 24336 24648 24843 24964 25532 25596 26208 26364 26514 26544 26702 27378 27496 27729 28392 28756 29484 29862 30576 30758 30933 30968 31752 31941 32864 33124 33696 34128 34398 34839 35152 35352 36504 36972 37446 37856 38298 38789 39312 39546 39771 39816 40053 41244 42336 42588 43134 43687 44681 44793 45864 46137 46452 47136 48118 48672 49296 49686 49928 50323 51064 51192 51597 52728 53028 53088 53404 54756 54992 55458 56169 56784 57447 57512 58968 59319 59724 61152 61516 61866 61936 63504 63882 64701 66248 68256 68796 69678 70304 70704 72177 73008 73944 74529 74892 76596 77578 78624 79092 79542 79632 80106 81133 82488 82979 83187 85176 86268 87374 89362 89586 91728 92274 92799 92904 93457 95823 96236 98592 99372 99856 100646 102128 102384 103194 104517 105456 106056 106808 107653 109512 109984 110916 112338 113568 114894 115024 116367 117936 118638 119448 120159 123032 123732 123872 127008 127764 129402 131061 132496 134043 137592 138411 139356 141408 144354 146016 147888 149058 149784 150969 153192 155156 158184 159084 159264 160212 162266 164976 165958 166374 168507 170352 172341 172536 173563 174748 177957 178724 179172 183456 184548 185598 185808 186914 191646 192472 194103 198744 199712 201292 204256 204768 206388 209034 210912 212112 213616 215306 216531 219024 221832 223587 224676 229788 230048 232734 235872 237276 238896 240318 243399 246064 247464 248937 255528 258804 262122 264992 268086 271523 275184 276822 278397 278712 280371 288708 295776 298116 299568 301938 305809 306384 310312 312767 313551 316368 318168 320424 322959 324532 329952 331916 332748 337014 340704 344682 345072 347126 349101 349496 355914 357448 358344 360477 369096 371196 371616 373828 383292 384944 388206 393183 397488 402129 402584 412776 415233 418068 424224 427232 430612 433062 438048 443664 447174 449352 452907 459576 465468 474552 477792 480636 486798 492128 494928 497874 504257 505521 511056 517023 517608 520689 524244 536172 543046 550368 553644 556794 557424 560742 567931 577416 580853 582309 596232 599136 603876 611618 612768 620624 625534 627102 632736 636336 640848 645918 649064 649593 654199 663832 665496 670761 674028 689364 690144 694252 698202 698992 711828 714896 716688 720954 730197 738192 742392 746811 747656 766584 769888 776412 786366 794976 804258 805168 814569 825552 830466 836136 841113 861224 866124 887328 894348 898704 905814 917427 919152 930936 938301 949104 961272 968877 973596 989856 995748 1008514 1011042 1022112 1034046 1035216 1041378 1047303 1048488 1054729 1072344 1078727 1081431 1086092 1107288 1113588 1114848 1121484 1135862 1154832 1161706 1164618 1179549 1192464 1206387 1207752 1214941 1223236 1241248 1245699 1251068 1254204 1272672 1281696 1291836 1298128 1299186 1308398 1327664 1330992 1341522 1348056 1358721 1378728 1388504 1396404 1397984 1423656 1429792 1433376 1441908 1460394 1476384 1484784 1493622 1495312 1512771 1533168 1552824 1562067 1572732 1608516 1610336 1629138 1651104 1660932 1672272 1682226 1703793 1722448 1732248 1742559 1788696 1797408 1811628 1834854 1838304 1861872 1876602 1898208 1900661 1922544 1937754 1947192 1948779 1962597 1991496 2017028 2022084 2068092 2070432 2082756 2094606 2096976 2109458 2144688 2157454 2162862 2172184 2190591 2214576 2227176 2240433 2242968 2271724 2309664 2323412 2329236 2359098 2384928 2412774 2415504 2429882 2443707 2446472 2491398 2502136 2508408 2523339 2583672 2596256 2598372 2616796 2655328 2661984 2683044 2696112 2717442 2752281 2757456 2777008 2792808 2814903 2847312 2883816 2906631 2920788 2969568 2987244 2990624 3025542 3064331 3066336 3105648 3124134 3141909 3145464 3164187 3217032 3236181 3258276 3321864 3344544 3364452 3407586 3444896 3464496 3485118 3529799 3538647 3577392 3619161 3623256 3644823 3669708 3723744 3753204 3801322 3845088 3875508 3894384 3897558 3925194 3975517 3982992 4034056 4044168 4065971 4076163 4136184 4165512 4189212 4193952 4218916 4289376 4314908 4325724 4344368 4381182 4429152 4454352 4480866 4485936 4538313 4543448 4646824 4658472 4686201 4718196 4825548 4831008 4859764 4887414 4892944 4982796 5004272 5016816 5046678 5111379 5167344 5196744 5227677 5233592 5366088 5392224 5434884 5504562 5514912 5554016 5585616 5629806 5694624 5701983 5767632 5813262 5841576 5887791 5974488 6051084 6128662 6211296 6248268 6283818 6290928 6328374 6434064 6472362 6516552 6555341 6571773 6643728 6721299 6728904 6815172 6928992 6970236 7059598 7077294 7154784 7238322 7246512 7289646 7331121 7339416 7383103 7506408 7551089 7570017 7602644 7751016 7788768 7795116 7850388 7951034 7965984 8068112 8088336 8131942 8152326 8256843 8272368 8331024 8378424 8437832 8444709 8504587 8629816 8651448 8688736 8719893 8762364 8908704 8961732 8971872 9076626 9086896 9192993 9293648 9316944 9372402 9436392 9492561 9651096 9708543 9719528 9774828 9785888 9965592 10008544 10033632 10093356 10222758 10334688 10393488 10455354 10467184 10589397 10732176 10869768 10934469 11009124 11171232 11259612 11403966 11535264 11626524 11683152 11775582 11926551 11948976 12102168 12197913 12257324 12496536 12567636 12581856 12656748 12868128 12944724 13033104 13110682 13143546 13287456 13442598 13457808 13614939 13630344 13711477 13940472 14058603 14119196 14154588 14476644 14493024 14579292 14662242 14678832 14766206 15012816 15102178 15140034 15205288 15334137 15502032 15590232 15683031 15700776 15902068 16136224 16176672 16263884 16304652 16513686 16544736 16662048 16756848 16875664 16889418 17009174 17105949 17259632 17302896 17439786 17524728 17663373 17923464 18153252 18173792 18385986 18587296 18633888 18744804 18872784 18985122 19302192 19417086 19439056 19549656 19666023 19931184 20186712 20445516 20786976 20910708 20934368 21178794 21450317 21464352 21739536 21868938 21993363 22018248 22149309 22519224 22653267 22807932 23253048 23366304 23551164 23853102 23897952 24204336 24395826 24514648 24708593 24770529 24993072 25135272 25313496 25334127 25513761 25889448 26066208 26221364 26287092 26885196 26915616 27229878 27260688 27422954 27578979 27880944 28117206 28238392 28309176 28477683 28953288 29125629 29158584 29324484 29357664 29532412 30025632 30204356 30280068 30410576 30668274 31004064 31180464 31366062 31401552 31768191 31804136 32527768 32609304 32803407 33027372 33513696 33751328 33778836 34018348 34211898 34519264 34605792 34879572 35049456 35326746 35779653 35846928 36306504 36593739 36771972 37489608 37745568 37970244 38604384 38834172 38878112 39099312 39332046 39836303 39862368 40373424 40844817 40891032 41134431 41821416 42357588 42900634 43479072 43737876 43986726 44036496 44298618 45038448 45306534 45615864 45887387 46002411 46506096 47049093 47102328 47706204 48408672 48791652 49029296 49417186 49541058 49986144 50270544 50626992 50668254 51027522 51317847 51681721 51778896 52442728 52574184 52857623 52990119 53770392 54459756 54521376 54845908 55157958 55761888 56234412 56476784 56618352 56955366 57906576 58251258 58317168 58648968 58998069 59064824 60408712 60560136 60821152 61336548 62360928 62732124 62803104 63536382 63608272 64350951 65055536 65218608 65606814 66054744 66447927 67557672 67959801 68036696 68423796 69759144 70098912 70653492 71559306 71693856 72613008 73187478 73543944 74125779 74979216 75940488 76541283 77668344 78198624 78664092 79672606 80746848 81689634 81782064 82268862 82736937 83642832 84715176 85219433 85433049 85801268 87376887 87475752 87973452 88072992 88597236 90076896 90613068 91231728 91774774 92004822 93012192 94098186 94204656 95304573 95412408 95980339 97583304 98058592 98410221 98834372 99082116 100541088 101253984 101336508 102055044 102635694 103363442 103557792 104885456 105148368 105715246 105980238 107338959 107540784 108919512 109691816 109781217 110315916 112468824 112953568 113236704 113910732 115813152 116502516 116634336 117297936 117996138 118129648 119508909 120817424 121120272 122673096 123403293 125464248 127072764 127216544 128701902 130111072 130437216 131213628 132109488 132895854 135115344 135919602 136073392 136847592 137662161 139518288 141306984 143118612 145226016 146374956 147087888 148251558 149958432 150152219 151880976 153082566 153953541 155045163 155336688 157328184 158572869 159345212 163379268 163564128 164537724 165473874 167285664 169430352 170438866 170866098 171602536 174753774 174951504 175946904 176994207 177194472 181226136 182463456 183549548 184009644 188196372 188409312 190609146 190824816 191960678 193052853 195166608 196820442 197668744 198164232 199343781 202673016 203879403 204110088 205271388 206726884 209770912 210296736 211430492 211960476 214677918 215081568 217839024 219383632 219562434 220631832 222377337 224937648 227821464 229623849 233005032 234595872 235992276 236259296 239017818 241634848 242240544 245346192 246806586 248210811 250928496 254145528 255658299 257403804 262427256 264218976 265791708 270230688 271839204 272146784 273695184 275324322 278854121 279036576 282613968 285913719 286237224 287941017 292749912 294175776 296503116 300304438 303761952 306165132 307907082 310090326 310673376 314656368 317145738 318690424 321211709 322016877 326758536 329075448 329343651 330947748 338860704 340877732 341732196 343205072 349507548 349903008 351893808 353988414 354388944 358526727 362452272 367099096 368019288 370209879 376392744 381218292 381649632 383921356 386105706 390333216 393640884 395337488 396328464 398687562 405346032 407758806 408220176 410542776 412986483 413453768 422860984 423920952 429355836 435678048 438767264 439124868 441263664 444754674 449875296 450456657 455642928 459247698 465135489 466010064 471984552 475718607 478035636 490692384 493613172 496421622 501856992 508291056 511316598 514807608 517871939 524854512 530982621 531583416 543678408 547390368 550648644 557708242 565227936 571827438 572474448 575882034 579158559 585499824 593006232 596536031 598031343 600608876 611638209 612330264 615814164 620180652 629312736 634291476 637380848 642423418 644033754 653517072 658150896 658687302 661895496 667132011 671862373 681755464 683464392 686410144 688871547 699015096 703787616 707976828 708777888 717053454 724904544 734198192 736038576 740419758 752785488 762436584 766974897 767842712 772211412 787281768 790674976 792656928 797375124 810692064 815517612 816440352 821085552 825972966 826907536 836562363 845721968 847841904 858711672 863823051 878249736 882527328 889509348 900913314 911285856 918495396 930270978 932020128 943969104 951437214 956071272 963635127 987226344 992843244 1016582112 1022633196 1029615216 1035743878 1049709024 1061965242 1063166832 1075580181 1087356816 1101297288 1110629637 1115416484 1143654876 1144948896 1151764068 1158317118 1170999648 1186012464 1193072062 1196062686 1201217752 1223276418 1224660528 1231628328 1238959449 1240361304 1268582952 1274761696 1284846836 1288067508 1307034144 1316301792 1317374604 1323790992 1334264022 1343724746 1351369971 1363510928 1366928784 1377743094 1395406467 1398030192 1415953656 1427155821 1434106908 1468396384 1472077152 1480839516 1505570976 1524873168 1533949794 1535685424 1544422824 1553615817 1574563536 1594750248 1631035224 1642171104 1651945932 1653815072 1673124726 1691443936 1695683808 1717423344 1727646102 1737475677 1756499472 1779018696 1789608093 1801826628 1836990792 1860541956 1887938208 1902874428 1912142544 1927270254 1951978847 1974452688 1985686488 2001396033 2015587119 2045266392 2059230432 2071487756 2123930484 2126333664 2151160362 2174713632 2202594576 2221259274 2230832968 2287309752 2300924691 2303528136 2316634236 2372024928 2386144124 2392125372 2402435504 2446552836 2449321056 2463256656 2477918898 2480722608 2509687089 2537165904 2569693672 2576135016 2591469153 2634749208 2647581984 2668528044 2687449492 2702739942 2727021856 2733857568 2755486188 2790812934 2796060384 2831907312 2854311642 2868213816 2890905381 2961679032 3049746336 3067899588 3071370848 3088845648 3107231634 3149127072 3189500496 3226740543 3262070448 3303891864 3346249452 3434846688 3455292204 3474951354 3512998944 3558037392 3579216186 3603653256 3625103573 3673981584 3716878347 3721083912 3805748856 3824285088 3854540508 3903957694 3948905376 3971372976 4002792066 4031174238 4054109913 4090532784 4142975512 4175752217 4186219401 4247860968 4281467463 4302320724 4405189152 4442518548 4461665936 4574619504 4601849382 4607056272 4633268472 4660847451 4772288248 4784250744 4804871008 4893105672 4926513312 4955837796 4961445216 5019374178 5074331808 5139387344 5152270032 5182938306 5269498416 5337056088 5368824279 5374898984 5405479884 5510972376 5581625868 5663814624 5708623284 5736427632 5781810762 5855936541 5923358064 6046761357 6135799176 6177691296 6214463268 6379000992 6453481086 6524140896 6607783728 6692498904 6732335207 6902774073 6910584408 6949902708 7116074784 7158432372 7207306512 7250207146 7347963168 7433756694 7442167824 7529061267 7611497712 7709081016 7774407459 7807915388 7942745952 8005584132 8062348476 8108219826 8181065568 8285951024 8351504434 8372438802 8495721936 8562934926 8604641448 8672716143 8885037096 8923331872 9149239008 9203698764 9214112544 9266536944 9321694902 9544576496 9568501488 9786211344 9911675592 10038748356 10278774688 10304540064 10365876612 10538996832 10674112176 10737648558 10749797968 10810959768 10875310719 11021944752 11163251736 11417246568 11472855264 11563621524 11711873082 11846716128 12093522714 12162329739 12271598352 12428926536 12527256651 12906962172 13215567456 13384997808 13464670414 13805548146 13821168816 13899805416 13982542353 14316864744 14414613024 14500414292 14867513388 14884335648 15058122534 15222995424 15418162032 15548814918 15615830776 16011168264 16106472837 16124696952 16216439652 16571902048 16703008868 16744877604 16991443872 17125869852 17209282896 17345432286 17567809623 17770074192 18140284071 18407397528 18533073888 18643389804 19089152992 19137002976 19572422688 19823351184 20077496712 20197005621 20731753224 21348224352 21475297116 21499595936 21621919536 21750621438 22043889504 22326503472 22587183801 22834493136 23127243048 23423746164 24187045428 24324659478 24543196704 24857853072 25054513302 25375725011 25813924344 26018148429 26769995616 26929340828 27611096292 27642337632 27799610832 27965084706 28633729488 29000828584 29735026776 30116245068 30836324064 31097629836 31231661552 32022336528 32212945674 32249393904 32432879304 32625932157 33406017736 33489755208 34251739704 34418565792 34690864572 35135619246 35540148384 36280568142 36814795056 37286779608 37581769953 39646702368 40154993424 40394011242 41463506448 41947627059 42950594232 43243839072 43501242876 44653006944 45174367602 45668986272 46254486096 46847492328 47126346449 48319418511 48374090856 48649318956 49715706144 50109026604 50751450022 51627848688 52036296858 52703428869 53858681656 54420852213 55222192584 55599221664 55930169412 57267458976 58001657168 59470053552 60232490136 60591016863 62195259672 62463323104 64044673056 64425891348 64498787808 64865758608 65251864314 66812035472 66979510416 68503479408 69381729144 70271238492 72561136284 73629590112 74573559216 75163539906 76127175033 80309986848 80788022484 82927012896 83895254118 85901188464 87002485752 90348735204 92508972192 93694984656 94252692898 96638837022 96748181712 97298637912 97877796471 100218053208 101502900044 103255697376 104072593716 105406857738 107717363312 108841704426 110444385168 111860338824 112745309859 116003314336 118940107104 120464980272 121182033726 124390519344 128851782696 129731517216 130503728628 133624070944 133959020832 137006958816 138763458288 140542476984 141379039347 145122272568 149147118432 150327079812 152254350066 158110286607 161576044968 167790508236 171802376928 174004971504 180697470408 181773050589 187389969312 188505385796 193277674044 193496363424 194597275824 195755592942 200436106416 203005800088 208145187432 210813715476 215434726624 217683408852 220888770336 223720677648 225490619718 228381525099 240929960544 242364067452 248781038688 257703565392 261007457256 277526916576 281084953968 282758078694 290244545136 293633389413 300654159624 304508700132 316220573214 323152089936 329884425143 335581016472 338235929577 348009943008 361394940816 363546101178 377010771592 386555348088 389194551648 391511185884 400872212832 406011600176 416290374864 421627430952 424137118041 435366817704 447441355296 450981239436 456763050198 484728134904 515407130784 522014914512 545319151767 562169907936 565516157388 580489090272 587266778826 601308319248 609017400264 632441146428 646304179872 659768850286 671162032944 676471859154 685144575297 722789881632 727092202356 754021543184 773110696176 783022371768 812023200352 832580749728 843254861904 848274236082 870733635408 901962478872 913526100396 969456269808 989653275429 1044029829024 1090638303534 1131032314776 1174533557652 1202616638496 1218034800528 1264882292856 1272411354123 1319537700572 1342324065888 1352943718308 1370289150594 1454184404712 1508043086368 1546221392352 1566044743536 1686509723808 1696548472164 1741467270816 1803924957744 1827052200792 1938912539616 1979306550858 2055433725891 2181276607068 2262064629552 2349067115304 2436069601056 2529764585712 2544822708246 2639075401144 2705887436616 2740578301188 2908368809424 2968959826287 3132089487072 3393096944328 3607849915488 3654104401584 3817234062369 3958613101716 4110867451782 4362553214136 4524129259104 4698134230608 5059529171424 5089645416492 5278150802288 5411774873232 5481156602376 5816737618848 5937919652574 6786193888656 7308208803168 7634468124738 7917226203432 8221734903564 8725106428272 8906879478861 9396268461216 10179290832984 10556301604576 10823549746464 10962313204752 11875839305148 13572387777312 15268936249476 15834452406864 16443469807128 17450212856544 17813758957722 20358581665968 21924626409504 23751678610296 26720638436583 30537872498952 31668904813728 32886939614256 35627517915444 40717163331936 47503357220592 53441276873166 61075744997904 65773879228512 71255035830888 95006714441184 106882553746332 122151489995808 142510071661776 213765107492664 285020143323552 427530214985328 855060429970656
- Sum of all divisors σ(n): 3216093198539760
- Sum of proper divisors (its aliquot sum) s(n): 2361032768569104
- 855060429970656 is an abundant number, because the sum of its proper divisors (2361032768569104) is greater than itself. Its abundance is 1505972338598448
Bases of 855060429970656
- Binary: 110000100110101100010001010011000010011100111000002
- Hexadecimal: 0x309AC45309CE0
- Base-36: 8F3DC6ZY00
Squares and roots of 855060429970656
- 855060429970656 squared (8550604299706562) is 731128338901603113485021070336
- 855060429970656 cubed (8550604299706563) is 625158911824936255929112273198455946192060416
-
The
square root of 855060429970656 is 29241416.3468641853 -
The
cube root of 855060429970656 is 94914.4356061469
Scales and comparisons
How big is 855060429970656?- 855,060,429,970,656 seconds is equal to 27,188,276 years, 41 weeks, 3 days, 6 hours, 57 minutes, 36 seconds.
-
To count from 1 to 855,060,429,970,656 would take you about sixty-seven million, nine hundred seventy thousand, six hundred ninety-one 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 855060429970656 cubic inches would be around 7909.5 feet tall.
Recreational maths with 855060429970656
- 855060429970656 backwards is 656079924060558
- 855060429970656 is a
Harshad number . - The number of decimal digits it has is: 15
- The sum of 855060429970656's digits is 72
- 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 855060429970656 - Facts about the integer". Numbermatics.com. 2024. Web. 11 May 2024.
APA style:
Numbermatics. (2024). Number 855060429970656 - Facts about the integer. Retrieved 11 May 2024, from https://numbermatics.com/n/855060429970656/
Chicago style:
Numbermatics. 2024. "Number 855060429970656 - Facts about the integer". https://numbermatics.com/n/855060429970656/
The information we have on file for 855060429970656 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 855060429970656, math, Factors of 855060429970656, curriculum, school, college, exams, university, Prime factorization of 855060429970656, STEM, science, technology, engineering, physics, economics, calculator, eight hundred fifty-five trillion, sixty billion, four hundred twenty-nine million, nine hundred seventy thousand, six hundred fifty-six.