48454562342340
48,454,562,342,340 is an even composite number composed of ten prime numbers multiplied together.
48454562342340 is an even composite number. It is composed of ten distinct prime numbers multiplied together. It has a total of two thousand, three hundred four divisors.
Prime factorization of 48454562342340:
22 × 32 × 5 × 7 × 11 × 31 × 67 × 71 × 151 × 157
(2 × 2 × 3 × 3 × 5 × 7 × 11 × 31 × 67 × 71 × 151 × 157)See below for interesting mathematical facts about the number 48454562342340 from the Numbermatics database.
Names of 48454562342340
- Cardinal: 48454562342340 can be written as Forty-eight trillion, four hundred fifty-four billion, five hundred sixty-two million, three hundred forty-two thousand, three hundred forty.
Scientific notation
- Scientific notation: 4.845456234234 × 1013
Factors of 48454562342340
Divisors of 48454562342340
- Number of divisors d(n): 2304
-
Complete list of divisors:
1 2 3 4 5 6 7 9 10 11 12 14 15 18 20 21 22 28 30 31 33 35 36 42 44 45 55 60 62 63 66 67 70 71 77 84 90 93 99 105 110 124 126 132 134 140 142 151 154 155 157 165 180 186 198 201 210 213 217 220 231 252 268 279 284 302 308 310 314 315 330 335 341 355 372 385 396 402 420 426 434 453 462 465 469 471 495 497 558 603 604 620 628 630 639 651 660 670 682 693 710 737 755 770 781 785 804 852 868 906 924 930 938 942 990 994 1005 1023 1057 1065 1085 1099 1116 1155 1206 1260 1278 1302 1340 1359 1364 1386 1395 1407 1413 1420 1474 1491 1510 1540 1562 1570 1661 1705 1727 1812 1860 1876 1884 1953 1980 1988 2010 2046 2077 2114 2130 2170 2198 2201 2211 2265 2310 2343 2345 2355 2387 2412 2485 2556 2604 2718 2772 2790 2814 2826 2948 2982 3015 3020 3069 3124 3140 3171 3195 3255 3297 3322 3410 3454 3465 3685 3905 3906 4020 4092 4154 4221 4228 4260 4340 4396 4402 4422 4473 4530 4620 4681 4686 4690 4710 4757 4774 4867 4970 4983 5115 5159 5181 5285 5436 5467 5495 5580 5628 5652 5964 6030 6138 6231 6342 6390 6510 6594 6603 6633 6644 6795 6820 6908 6930 7029 7035 7065 7161 7370 7455 7810 7812 8305 8308 8442 8635 8804 8844 8946 9060 9362 9372 9380 9420 9513 9514 9548 9734 9765 9891 9940 9966 10117 10230 10318 10362 10385 10519 10570 10721 10934 10990 11005 11055 11147 11627 11715 11935 12060 12089 12276 12462 12684 12780 13020 13188 13206 13266 13590 13860 14043 14058 14070 14130 14271 14322 14539 14601 14740 14910 14949 15345 15407 15477 15543 15620 15855 16401 16485 16610 16884 17270 17892 18693 18724 19026 19028 19468 19530 19782 19809 19932 20234 20460 20636 20724 20770 21038 21105 21140 21442 21483 21868 21980 22010 22110 22294 22365 22847 23254 23405 23430 23707 23785 23870 24178 24211 24335 24915 24924 25795 25905 26412 26532 27180 27335 28086 28116 28140 28260 28542 28644 29078 29202 29820 29898 30351 30690 30814 30954 31086 31155 31557 31710 32163 32767 32802 32970 33015 33165 33220 33299 33441 34069 34540 34881 35145 35805 36267 37386 38052 39060 39564 39618 40468 41540 42076 42129 42210 42813 42884 42966 43617 43803 44020 44220 44588 44730 45694 46221 46431 46508 46810 46860 47414 47565 47570 47740 48356 48422 48670 49203 49455 49830 50585 51491 51590 51810 52327 52595 53537 53605 54670 55735 56172 57084 58135 58156 58404 59796 60445 60702 61380 61628 61908 62172 62310 63114 63420 64326 65534 65604 65940 66030 66330 66598 66882 68138 68541 69762 70215 70290 70819 71121 71355 71610 72534 72633 72695 73005 73633 74745 74772 75047 77035 77385 77715 78029 79236 82005 84258 84420 85626 85932 87234 87606 89460 91053 91388 92442 92862 93465 93620 94671 94828 95130 95140 96489 96844 97340 98301 98406 98910 99045 99660 99897 100323 101170 102207 102982 103180 103620 104643 104654 105190 107074 107210 107415 108801 109340 111287 111470 114235 115709 116270 117931 118535 120890 121055 121404 122617 124620 126228 128652 130851 131068 132060 132660 133196 133764 136276 137082 138663 139524 140430 140580 141638 142242 142710 143220 145068 145266 145390 146010 147266 147467 149490 150094 151755 154070 154473 154770 155430 156058 156981 157785 159929 160611 160815 163835 164010 165949 166495 167205 168516 169477 170345 171252 174405 174468 175212 181335 182106 184884 185724 186930 189342 190260 192978 196602 196812 197820 198090 199794 200646 202340 204414 205623 205964 209286 209308 210380 210645 212457 213363 214065 214148 214420 214830 217602 217899 218085 219015 220899 222574 222940 225141 228470 231105 231418 232155 232540 234087 235862 237070 241780 242110 245234 246015 257455 260777 261635 261702 267685 274164 277326 280860 283276 284484 285420 290532 290780 292020 294532 294903 294934 298980 299691 300188 303510 306621 308140 308946 309540 310860 312116 313627 313962 315570 319858 321222 321630 326089 327670 328020 331898 332351 332990 333861 334410 338954 340690 342705 345557 347127 348810 353793 354095 355605 360437 362670 363165 364212 366289 367851 368165 373860 374759 375235 378684 385956 390145 393204 396180 399588 401292 408828 411246 418572 421290 424914 426726 428130 429660 435204 435798 436170 438030 441798 442401 445148 450282 455265 456940 462210 462836 463419 464310 468174 470943 471724 473355 474140 479787 481833 482445 484220 490468 491505 492030 497847 499485 501615 508431 511035 514910 521554 523215 523270 523404 535370 544005 554652 556435 578545 589655 589806 589868 599382 607020 613085 613242 617892 627254 627924 631140 637371 639716 642444 643260 652178 654255 655340 662697 663796 664702 665980 667722 668820 675423 677908 681380 685410 691114 693315 694254 697620 702261 707586 708190 711210 718307 720874 725340 726330 732578 734917 735702 736330 737335 746849 749518 750470 772365 779009 780290 782331 784905 799645 803055 809963 822492 825517 829745 842580 847385 849828 853452 856260 858319 871596 872340 876060 883596 884802 900564 910530 924420 926838 928620 936348 940881 941886 946710 959574 963666 964890 978267 983010 984060 995694 997053 998970 1001583 1003230 1016862 1022070 1028115 1029820 1032269 1036671 1041381 1043108 1046430 1046540 1061379 1062285 1066815 1070740 1081311 1088010 1089495 1098867 1103553 1104495 1112870 1124277 1125705 1157090 1170435 1179310 1179612 1198764 1226170 1226484 1254508 1274742 1303885 1304356 1308510 1325394 1327203 1329404 1335444 1350846 1370820 1382228 1386630 1388508 1404522 1415172 1416380 1422420 1436614 1439361 1441748 1452660 1465156 1469834 1471404 1472660 1474515 1474670 1493541 1493698 1498455 1499036 1500940 1525293 1533105 1544730 1558018 1560580 1564662 1568135 1569810 1588369 1599290 1606110 1619926 1622137 1630445 1651034 1659490 1661755 1669305 1683197 1694770 1716638 1727785 1735635 1768965 1769604 1802185 1821060 1825439 1831445 1839255 1853676 1873795 1881762 1883772 1893420 1919148 1927332 1929780 1956534 1966020 1991388 1994106 1997940 2003166 2006460 2033724 2044140 2056230 2064538 2073342 2082762 2092860 2122758 2124570 2133630 2154921 2162622 2176020 2178990 2195389 2197734 2204751 2207106 2208990 2212005 2225740 2240547 2248554 2251410 2282623 2314180 2317095 2326457 2337027 2340870 2346993 2354715 2358620 2398935 2409165 2418899 2429889 2452340 2476551 2489235 2542155 2549484 2574957 2607770 2617020 2650788 2654406 2701692 2773260 2809044 2822643 2873228 2878722 2934801 2939668 2949030 2949340 2987082 2987396 2991159 2996910 3050586 3066210 3089460 3096807 3110013 3116036 3129324 3136270 3139620 3176738 3186855 3198580 3212220 3239852 3243933 3244274 3260890 3296601 3302068 3313485 3318980 3323510 3338610 3366394 3372831 3377115 3389540 3433276 3449897 3455570 3471270 3511305 3537930 3586979 3591535 3604370 3650878 3655861 3662890 3674585 3678510 3734245 3747590 3763524 3801127 3895045 3911655 3913068 3988212 4006332 4049815 4112460 4127585 4129076 4146684 4165524 4245516 4249140 4267260 4291595 4309842 4325244 4357980 4390778 4395468 4409502 4414212 4417980 4424010 4481094 4497108 4502820 4565246 4634190 4652914 4674054 4681740 4693986 4704405 4709430 4765107 4797870 4818330 4837798 4859778 4866411 4891335 4953102 4978470 4985265 5007915 5028149 5049591 5084310 5144419 5149914 5161345 5183355 5206905 5215540 5227943 5306895 5308812 5406555 5476317 5494335 5517765 5621385 5645286 5757444 5869602 5898060 5974164 5982318 5993820 6101172 6132420 6193614 6220026 6272540 6353476 6373710 6464763 6487866 6488548 6521780 6586167 6593202 6614253 6626970 6636015 6647020 6677220 6721641 6732788 6745662 6754230 6847869 6899794 6911140 6942540 6979371 7011081 7022610 7075860 7173958 7183070 7196805 7208740 7256697 7289667 7301756 7311722 7325780 7349170 7357020 7429653 7467705 7468490 7495180 7602254 7626465 7724871 7790090 7823310 7901377 7941845 8084087 8099630 8110685 8215339 8255170 8415985 8583190 8619684 8781556 8819004 8848020 8962188 9127195 9130492 9268380 9290421 9305828 9348108 9387972 9408810 9418860 9530214 9595740 9636660 9675596 9719556 9732822 9782670 9906204 9956940 9970530 10015830 10056298 10099182 10168620 10288838 10299828 10322690 10349691 10366710 10413810 10455886 10613790 10760937 10774605 10813110 10952634 10967583 10976945 10988670 11023755 11035530 11118583 11202735 11242770 11290572 11354959 11403381 11413115 11632285 11685135 11734965 11739204 11782379 11964636 12094495 12149445 12382755 12387228 12440052 12747420 12874785 12929526 12975732 13172334 13186404 13228506 13253940 13272030 13443282 13491324 13508460 13695738 13799588 13958742 14022162 14045220 14113215 14295321 14347916 14366140 14393610 14513394 14579334 14599233 14623444 14674005 14698340 14859306 14935410 14936980 14955795 15084447 15148773 15204508 15252930 15433257 15449742 15484035 15550065 15580180 15646620 15683829 15802754 15883690 16168174 16199260 16219665 16221370 16428951 16430678 16483005 16510340 16831970 16864155 17166380 17249485 17472059 17934895 18254390 18279305 18515167 18580842 18817620 19005635 19060428 19465644 19565340 19758501 19941060 20031660 20112596 20198364 20543607 20577676 20645380 20699382 20733420 20827620 20911772 20938113 21227580 21521874 21549210 21626220 21770091 21905268 21935166 21953890 21977340 22047510 22071060 22237166 22267517 22405470 22485540 22709918 22806762 22826230 23152319 23264570 23370270 23469930 23564758 23704131 23825535 24149279 24188990 24252261 24298890 24332055 24646017 24765510 25108853 25140745 25247955 25591027 25722095 25749570 25859052 26139715 26344668 26457012 26544060 26607889 26886564 27381585 27391476 27917484 28044324 28226430 28590642 28787220 29026788 29158668 29198466 29348010 29718612 29870820 29911590 30168894 30297546 30505860 30866514 30899484 30968070 31049073 31100130 31367658 31605508 31767380 32282811 32323815 32336348 32439330 32442740 32857902 32861356 32902749 32930835 32966010 33071265 33355749 33608205 33663940 33728310 34064877 34210143 34239345 34498970 34896855 34944118 35055405 35347137 35869790 36283485 36448335 36508780 36558610 37030334 37148265 37161684 38011270 38624355 39506885 39517002 40420435 41076695 41087214 41398764 41876226 43043748 43098420 43540182 43870332 43907780 44095020 44474332 44535034 44810940 45253341 45419836 45613524 45652460 46299771 46304638 46452105 46529140 46740540 46939860 47051487 47129516 47408262 47651070 48298558 48377980 48504522 48597780 48664110 49239439 49292034 49531020 50217706 50281490 50495910 51182054 51444190 51499140 51748455 52179107 52279430 52416177 53215778 53804685 54763170 54837915 55309639 55545501 55592915 56452860 56588609 56774795 57016905 57181284 57507373 58396932 58696020 58911895 59823180 60337788 60595092 61733028 61936140 62098146 62200260 62735316 64565622 64647630 64878660 65715804 65805498 65861670 65932020 66142530 66711498 66802551 67216410 67456620 68129754 68420286 68478690 68997940 69456957 69793710 69888236 70110810 70694274 71112393 71476605 71739580 72447837 72566970 72756783 72896670 72996165 73117220 73938051 74060668 74296530 75326559 75422235 75743865 76022540 76773081 77166285 77248710 78419145 79013770 79034004 79823667 80840870 82144755 82153390 82174428 83752452 87080364 87360295 89070068 90506682 92575835 92599542 92609276 92904210 94102974 94816524 95302140 96597116 97009044 97328220 98478878 98584068 98792505 100067247 100435412 100562980 100991820 102194631 102364108 102718035 102888380 103496910 104358214 104558860 104690565 104832354 106041411 106431556 107609370 108850455 109526340 109675830 110619278 111091002 111185830 111337585 112774199 113177218 113549590 114033810 115014746 115761595 117823790 118520655 120746395 121261305 122304413 123230085 124196292 125544265 127955135 129131244 129295260 129606169 131610996 131723340 132285060 133039445 133422996 133605102 134432820 136259508 136840572 136957380 138913914 139587420 140221620 141388548 142224786 142953210 144895674 145133940 145513566 145793340 145992330 147718317 147876102 148593060 150653118 150844470 151487730 153546162 154332570 154497420 155245365 155872619 156537321 156838290 157248531 158027540 159647334 161414055 161681740 162066233 164289510 164306780 164513745 165928917 166636503 166778745 169765827 170324385 171050715 172522119 174720590 176735685 181013364 185151670 185199084 185808420 188205948 196957756 197585010 200134494 200407653 204389262 205436070 206993820 208370871 208716428 209381130 209664708 212082822 215218740 217343511 217700910 219351660 221238556 222182004 222371660 222675170 225548398 225979677 226266705 226354436 227099180 228067620 230029492 230319243 231498855 231523190 235257435 235647580 237041310 239471001 241492790 242522610 244608826 244942687 246197195 246460170 251088530 254675509 255910270 259212338 260895535 262080885 266078890 267210204 276548195 277727505 277827828 282943045 284449572 285906420 287536865 289791348 291027132 291984660 295436634 295752204 301306236 301688940 302975460 307092324 308665140 310490730 311745238 313074642 313676580 314497062 319294668 322828110 324132466 328579020 329027490 331857834 333273006 333557490 334012755 338322597 339531654 340648770 342101430 344676073 345044238 347284785 349441180 353471370 355561965 362239185 363783915 365253749 366913239 369690255 370303340 376632795 383865405 388818507 395170020 399118335 400268988 400815306 408778524 410872140 416741742 418762260 424165644 434687022 435401820 443154951 445350340 451096796 451959354 452533410 460638486 462997710 463046380 467617857 469611963 470514870 474082620 478942002 482985580 485045220 486198699 489217652 489885374 492394390 492920340 497786751 500336235 502177060 509297481 509351018 510973155 511820540 517566357 518424676 521791070 524161770 530207055 532157780 541633829 553096390 555455010 563870995 565886090 573970177 575073730 590873268 611522065 620981460 623490476 626149284 628994124 645656220 648030845 648264932 658054980 663715668 666546012 667114980 668025510 676645194 679063308 681297540 684202860 689352146 690088476 694569570 706942740 711123930 724478370 727567830 730507498 733826478 734828061 738591585 739380510 753265590 764026527 767730810 777637014 779363095 782686605 786242655 789419393 798236670 801630612 810331165 829644585 833182515 833483484 848829135 862610595 869374044 886309902 903918708 905066820 921276972 925995420 935235714 939223926 941029740 957884004 972397398 979770748 984788780 995573502 1000672470 1002038265 1014967791 1018594962 1018702036 1021946310 1034028219 1035132714 1041854355 1043582140 1048323540 1060414110 1083267658 1086717555 1095761247 1100739717 1106192780 1110910020 1127741990 1129898385 1131772180 1147940354 1150147460 1151596215 1166455521 1197355005 1223044130 1224713435 1240516189 1273377545 1296061690 1336051020 1353290388 1378704292 1389139140 1402853571 1422247860 1448956740 1455135660 1458596097 1461014996 1467652956 1469656122 1477183170 1478761020 1506531180 1528053054 1535461620 1555274028 1558726190 1565373210 1572485310 1578838786 1596473340 1620662330 1624901487 1659289170 1666365030 1691612985 1697658270 1714598809 1721910531 1723380365 1725221190 1772619804 1782728563 1826268745 1834566195 1870471428 1878447852 1944092535 1944794796 1991147004 2001344940 2004076530 2029935582 2037189924 2043892620 2068056438 2070265428 2083708710 2120828220 2166535316 2173435110 2191522494 2201479434 2204484183 2215774755 2255483980 2259796770 2292079581 2295880708 2303192430 2332911042 2338089285 2348059815 2368258179 2394710010 2430993495 2446088260 2449426870 2481032378 2488933755 2546487405 2546755090 2587831785 2592123380 2708169145 2805707142 2869850885 2917192194 2939312244 2954366340 3056106108 3102084657 3117452380 3130746420 3144970620 3157677572 3241324660 3249802974 3287283741 3318578340 3332730060 3383225970 3395316540 3429197618 3443821062 3446760730 3450442380 3496000169 3565457126 3652537490 3669132390 3674140305 3721548567 3791436803 3820132635 3888185070 3947096965 4008153060 4017791239 4059871164 4136112876 4167417420 4346870220 4383044988 4402958868 4408968366 4431549510 4519593540 4584159162 4606384860 4665822084 4676178570 4696119630 4736516358 4789420020 4861986990 4874704461 4898853740 4962064756 4977867510 5074838955 5092974810 5093510180 5143796427 5165731593 5170141095 5175663570 5348185689 5416338290 5478806235 5503698585 5611414284 5739701770 5832277605 5834384388 6202580945 6204169314 6499605948 6574567482 6766451940 6858395236 6887642124 6893521460 6992000338 7014267855 7104774537 7130914252 7292980485 7305074980 7338264780 7348280610 7443097134 7582873606 7640265270 7776370140 7894193930 8035582478 8124507435 8572994045 8609552655 8683613323 8817936732 8863099020 8913642815 9168318324 9352357140 9392239260 9473032716 9723973980 9749408922 9955735020 10149677910 10185949620 10287592854 10331463186 10340282190 10351327140 10488000507 10696371378 10832676580 10957612470 11007397170 11022420915 11164645701 11374310409 11460397905 11479403540 11664555210 11841290895 12053373717 12405161890 12408338628 13149134964 13984000676 14028535710 14209549074 14585960970 14696561220 14886194268 15165747212 15280530540 15431389281 15510423285 15788387860 16044557067 16071164956 16249014870 16436418705 17145988090 17219105310 17367226646 17480000845 17827285630 18607742835 18957184015 19498817844 20088956195 20299355820 20575185708 20662926372 20680564380 20976001014 21392742756 21915224940 22014794340 22044841830 22329291402 22748620818 22920795810 23329110420 23682581790 24106747434 24373522305 24472001183 24810323780 25718982135 25828657965 26050839969 26740928445 28057071420 28419098148 29171921940 30862778562 31020846570 31464001521 32089114134 32498029740 32872837410 34122931227 34291976180 34438210620 34734453292 34960001690 35523872685 35654571260 36160121151 37215485670 37914368030 38456001859 40177912390 41952002028 43418066615 44089683660 44658582804 45497241636 45841591620 47365163580 48213494868 48747044610 48944002366 51437964270 51657315930 52101679938 52440002535 53481856890 55823228505 56871552045 60266868585 61725557124 62041693140 62928003042 64178228268 65745674820 68245862454 69920003380 71047745370 72320242302 73416003549 74430971340 75828736060 76912003718 77156946405 78152519907 80222785335 80355824780 86836133230 97494089220 97888004732 102875928540 103314631860 104203359876 104880005070 106963713780 111646457010 113743104090 115368005577 120533737170 122360005915 125856006084 130254199845 136491724908 142095490740 144640484604 146832007098 153824007436 154313892810 156305039814 157320007605 160445570670 170614656135 173672266460 180800605755 192280009295 209760010140 220248010647 223292914020 227486208180 230736011154 241067474340 244720011830 260508399690 269192013013 293664014196 308627785620 312610079628 314640015210 320891141340 341229312270 346104016731 361601211510 367080017745 384560018590 390762599535 440496021294 461472022308 489440023660 521016799380 538384026026 576840027885 629280030420 682458624540 692208033462 723202423020 734160035490 769120037180 781525199070 807576039039 880992042588 1076768052052 1101240053235 1153680055770 1345960065065 1384416066924 1468320070980 1563050398140 1615152078078 1730520083655 2202480106470 2307360111540 2422728117117 2691920130130 3230304156156 3461040167310 4037880195195 4404960212940 4845456234234 5383840260260 6922080334620 8075760390390 9690912468468 12113640585585 16151520780780 24227281171170 48454562342340
- Sum of all divisors σ(n): 197222263160832
- Sum of proper divisors (its aliquot sum) s(n): 148767700818492
- 48454562342340 is an abundant number, because the sum of its proper divisors (148767700818492) is greater than itself. Its abundance is 100313138476152
Bases of 48454562342340
- Binary: 10110000010001101101001111100111100101110001002
- Hexadecimal: 0x2C11B4F9E5C4
- Base-36: H6BPVCX50
Squares and roots of 48454562342340
- 48454562342340 squared (484545623423402) is 2347844611787713627356675600
- 48454562342340 cubed (484545623423403) is 113763783111994825194404817163371524904000
-
The
square root of 48454562342340 is 6960931.1404682061 -
The
cube root of 48454562342340 is 36456.7730819005
Scales and comparisons
How big is 48454562342340?- 48,454,562,342,340 seconds is equal to 1,540,705 years, 10 weeks, 3 days, 18 hours, 39 minutes.
-
To count from 1 to 48,454,562,342,340 would take you about three million, eight hundred fifty-one thousand, seven hundred sixty-three 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 48454562342340 cubic inches would be around 3038.1 feet tall.
Recreational maths with 48454562342340
- 48454562342340 backwards is 04324326545484
- The number of decimal digits it has is: 14
- The sum of 48454562342340's digits is 54
- 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 48454562342340 - Facts about the integer". Numbermatics.com. 2024. Web. 22 May 2024.
APA style:
Numbermatics. (2024). Number 48454562342340 - Facts about the integer. Retrieved 22 May 2024, from https://numbermatics.com/n/48454562342340/
Chicago style:
Numbermatics. 2024. "Number 48454562342340 - Facts about the integer". https://numbermatics.com/n/48454562342340/
The information we have on file for 48454562342340 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 48454562342340, math, Factors of 48454562342340, curriculum, school, college, exams, university, Prime factorization of 48454562342340, STEM, science, technology, engineering, physics, economics, calculator, forty-eight trillion, four hundred fifty-four billion, five hundred sixty-two million, three hundred forty-two thousand, three hundred forty.