18489675202020

Names of 18489675202020

• Cardinal: 18489675202020 can be written as Eighteen trillion, four hundred eighty-nine billion, six hundred seventy-five million, two hundred two thousand and twenty.

Scientific notation

• Scientific notation: 1.848967520202 × 10¹³

Factors of 18489675202020

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 2357

Divisors of 18489675202020

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 5 6 9 10 11 12 15 17 18 20 22 27 30 33 34 36 44 45 51 54 55 60 66 68 85 90 99 102 108 110 132 135 153 157 165 170 180 187 198 204 220 255 270 297 306 314 330 340 374 396 459 471 495 510 540 561 594 612 628 660 748 765 785 918 935 942 990 1020 1033 1122 1129 1188 1413 1485 1530 1570 1683 1727 1836 1870 1884 1980 2066 2244 2258 2295 2355 2669 2805 2826 2970 3060 3099 3140 3366 3387 3454 3740 4132 4239 4516 4590 4710 5049 5165 5181 5338 5610 5645 5652 5940 6198 6732 6774 6908 7065 8007 8415 8478 8635 9180 9297 9420 10098 10161 10330 10362 10676 11220 11290 11363 12396 12419 13345 13548 14130 15495 15543 16014 16830 16935 16956 17270 17561 18594 19193 20196 20322 20660 20724 21195 22580 22726 24021 24838 25245 25905 26690 27891 28260 29359 30483 30990 31086 32028 33660 33870 34089 34540 35122 37188 37257 38386 40035 40644 42390 45452 46485 46629 48042 49676 50490 50805 51810 52683 53380 55782 56815 57579 58718 60966 61980 62095 62172 67740 68178 70244 72063 74514 76772 77715 80070 84780 87805 88077 92970 93258 95965 96084 100980 101610 102267 103620 105366 111564 111771 113630 115158 117436 120105 121932 124190 136356 139455 144126 146795 149028 152415 155430 158049 160140 162181 170445 172737 175610 176154 177253 185940 186285 186516 191930 193171 203220 204534 210732 211123 223542 227260 230316 233145 240210 248380 263415 264231 278910 287895 288252 293590 304830 306801 310860 316098 324362 335313 340890 345474 351220 352308 354506 360315 372570 383860 386342 409068 422246 440385 447084 466290 474147 480420 486543 511335 518211 526830 528462 531759 557820 558855 575790 579513 587180 609660 613602 632196 633369 648724 670626 681780 690948 709012 720630 745140 772684 790245 792693 810905 844492 863685 880770 886265 932580 948294 965855 973086 1022670 1036422 1053660 1055615 1056924 1063518 1117710 1151580 1159026 1166257 1227204 1266738 1321155 1341252 1441260 1459629 1534005 1580490 1585386 1595277 1621810 1676565 1727370 1738539 1761540 1772530 1783991 1896588 1900107 1931710 1946172 1949783 2045340 2072844 2111230 2127036 2235420 2318052 2332514 2370735 2432715 2533476 2591055 2642310 2658795 2757077 2897565 2919258 3013301 3068010 3160980 3166845 3170772 3190554 3243620 3353130 3454740 3477078 3498771 3545060 3567982 3800214 3863420 3899566 3963465 4222460 4378887 4665028 4741470 4785831 4865430 5182110 5215617 5284620 5317590 5351973 5514154 5700321 5795130 5831285 5838516 5849349 6026602 6136020 6333690 6381108 6706260 6954156 6997542 7135964 7298145 7600428 7799132 7926930 7976385 8271231 8692695 8757774 8919955 9039903 9482940 9500535 9571662 9730860 9748915 10364220 10431234 10496313 10635180 10703946 11028308 11400642 11590260 11662570 11698698 12053204 12667380 12828827 13785385 13995084 14596290 15066505 15853860 15952770 16055919 16542462 17385390 17493855 17515548 17548047 17839910 18079806 19001070 19143324 19497830 19826369 20862468 20992626 21407892 21894435 22801284 23325140 23397396 23929155 24813693 25657654 26078085 26759865 27119709 27570770 28501605 29192580 29246745 30133010 30327847 31488939 31905540 32111838 33084924 33146311 34770780 34987710 35096094 35679820 36159612 38002140 38486481 38995660 39652738 41356155 41985252 43788870 45199515 47858310 48167757 49627386 51315308 52156170 52481565 52644141 53519730 54239418 55141540 57003210 58493490 59479107 60266020 60655694 62977878 64144135 64223676 66292622 69975420 70192188 74441079 76972962 79305476 80279595 81359127 82712310 87577740 87740235 90399030 90983541 95716620 96335514 99131845 99254772 99438933 104312340 104963130 105288282 107039460 108478836 114006420 115459443 116986980 118958214 121311388 124068465 125955756 128288270 132585244 135598545 148882158 151639235 153945924 157444695 160559190 162718254 165424620 165731555 175480470 178437321 180798060 181967082 183102349 192432405 192671028 198263690 198877866 209926260 210576564 218090059 230918886 237916428 240838785 248136930 256576540 263220705 271197090 272950623 297395535 297764316 298316799 303278470 314889390 321118380 325436508 331463110 346378329 350960940 356874642 363934164 366204698 372205395 384864810 396527380 397755732 406795635 436180118 454917705 461837772 481677570 496273860 497194665 526441410 535311963 542394180 545901246 549307047 577297215 594791070 596633598 606556940 629778780 654270177 662926220 692756658 713749284 732409396 744410790 769729620 813591270 818851869 872360236 892186605 894950397 909835410 915511745 963355140 994389330 1052882820 1070623926 1090450295 1091802492 1098614094 1154594430 1189582140 1193267196 1308540354 1364753115 1385513316 1488821580 1491583995 1627182540 1637703738 1647921141 1731891645 1784373210 1789900794 1819670820 1831023490 1962810531 1988778660 2014125839 2141247852 2180900590 2197228188 2309188860 2617080708 2676559815 2729506230 2746535235 2983167990 3112739933 3271350885 3275407476 3295842282 3463783290 3568746420 3579801588 3662046980 3925621062 4028251678 4094259345 4361801180 4474751985 4943763423 5353119630 5459012460 5493070470 5888431593 5966335980 6042377517 6225479866 6542701770 6591684564 6927566580 7851242124 8056503356 8188518690 8239605705 8949503970 9338219799 9814052655 9887526846 10070629195 10706239260 10986140940 11776863186 12084755034 12450959732 13085403540 15563699665 16377037380 16479211410 17899007940 18127132551 18676439598 19628105310 19775053692 20141258390 23553726372 24169510068 24718817115 28014659397 29442157965 30211887585 31127399330 32958422820 34240139263 36254265102 37352879196 39256210620 40282516780 46691098995 49437634230 54381397653 56029318794 58884315930 60423775170 62254798660 68480278526 72508530204 84043978191 90635662755 93382197990 98875268460 102720417789 108762795306 112058637588 117768631860 120847550340 136960557052 140073296985 168087956382 171200696315 181271325510 186764395980 205440835578 217525590612 271906988265 280146593970 308161253367 336175912764 342401392630 362542651020 410881671156 420219890955 513602088945 543813976530 560293187940 616322506734 684802785260 840439781910 924483760101 1027204177890 1087627953060 1232645013468 1540806266835 1680879563820 1848967520202 2054408355780 3081612533670 3697935040404 4622418800505 6163225067340 9244837601010 18489675202020
• Sum of all divisors σ(n): 66991407436800
• Sum of proper divisors (its aliquot sum) s(n): 48501732234780
• 18489675202020 is an abundant number, because the sum of its proper divisors (48501732234780) is greater than itself. Its abundance is 30012057032760

Bases of 18489675202020

• Binary: 100001101000011110110100001011011110111100100₂
• Hexadecimal: 0x10D0F685BDE4
• Base-36: 6JY1F84X0

Squares and roots of 18489675202020

• 18489675202020 squared (18489675202020²) is 341868089076193327812080400
• 18489675202020 cubed (18489675202020³) is 6321029928954056223586403754466482408000
• The square root of 18489675202020 is 4299962.2326271657
• The cube root of 18489675202020 is 26442.9412886729

Scales and comparisons

• 18,489,675,202,020 seconds is equal to 587,914 years, 24 weeks, 6 days, 9 hours, 27 minutes.
• To count from 1 to 18,489,675,202,020 would take you about one million, four hundred sixty-nine thousand, seven hundred eighty-six 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 18489675202020 cubic inches would be around 2203.6 feet tall.

Recreational maths with 18489675202020

• 18489675202020 backwards is 02020257698481
• 18489675202020 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18489675202020's digits is 54
• More coming soon!