1621361984220

Names of 1621361984220

• Cardinal: 1621361984220 can be written as One trillion, six hundred twenty-one billion, three hundred sixty-one million, nine hundred eighty-four thousand, two hundred twenty.

Scientific notation

• Scientific notation: 1.62136198422 × 10¹²

Factors of 1621361984220

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 484

Divisors of 1621361984220

• Number of divisors d(n): 864
• Complete list of divisors:
  1 2 3 4 5 6 9 10 11 12 15 18 20 22 27 30 33 36 44 45 54 55 60 66 73 81 90 99 108 110 121 132 135 146 162 165 179 180 198 211 219 220 242 243 270 292 297 324 330 358 363 365 396 405 422 438 484 486 495 537 540 594 605 633 657 660 716 726 730 803 810 844 876 891 895 972 990 1055 1074 1089 1095 1188 1210 1215 1266 1314 1452 1460 1485 1606 1611 1620 1782 1790 1815 1899 1969 1971 1980 2110 2148 2178 2190 2321 2409 2420 2430 2532 2628 2673 2685 2970 3165 3212 3222 3267 3285 3564 3580 3630 3798 3938 3942 4015 4220 4356 4380 4455 4642 4818 4833 4860 5346 5370 5445 5697 5907 5913 5940 6330 6444 6534 6570 6963 7227 7260 7596 7876 7884 8030 8055 8833 8910 9284 9495 9636 9666 9801 9845 9855 10692 10740 10890 11394 11605 11814 11826 12045 12660 13067 13068 13140 13365 13926 14454 14499 15403 16060 16110 16335 17091 17666 17721 17739 17820 18990 19332 19602 19690 19710 20889 21659 21681 21780 22788 23210 23628 23652 24090 24165 25531 26134 26499 26730 27852 28485 28908 28998 29403 29535 29565 30806 32220 32670 34182 34815 35332 35442 35478 36135 37769 37980 39201 39204 39380 39420 41778 43318 43362 43497 44165 46209 46420 48180 48330 49005 51062 51273 52268 52998 53163 53460 56970 57996 58806 59070 59130 61612 62667 64977 65043 65335 65340 68364 69630 70884 70956 72270 72495 75538 76593 77015 78402 79497 83556 85455 86636 86724 86994 88330 88605 88695 92418 96660 98010 102124 102546 104445 105996 106326 108295 108405 113307 113940 117603 117612 118140 118260 125334 127655 129954 130086 130670 132495 138627 139260 143737 144540 144990 147015 151076 153186 154030 156804 158994 159489 169433 170910 173988 176660 177210 177390 184836 188001 188845 194931 195129 196005 196020 205092 208890 212652 216590 216810 217485 226614 229779 231045 235206 238491 250668 255310 256365 259908 260172 261340 264990 265815 277254 287474 289980 294030 306372 308060 313335 317988 318978 324885 325215 338866 339921 341820 352809 354420 354780 376002 377690 382965 389862 390258 392010 397485 415459 415881 417780 431211 433180 433620 434970 453228 459558 462090 470412 476982 478467 508299 510620 512730 529980 531630 554508 564003 566535 574948 584793 588015 588060 626670 637956 649770 650430 677732 679842 689337 693135 705618 715473 718685 752004 755380 765930 779724 780516 784020 794970 797445 830918 831762 847165 862422 869940 919116 924180 940005 953964 956934 974655 975645 1016598 1019763 1025460 1058427 1063260 1128006 1133070 1148895 1169586 1176030 1192455 1246377 1247643 1253340 1293633 1299540 1300860 1359684 1378674 1386270 1411236 1430946 1437370 1524897 1531860 1581107 1589940 1594890 1661836 1663524 1694330 1699605 1724844 1754379 1764045 1863763 1880010 1913868 1949310 1951290 2033196 2039526 2068011 2077295 2079405 2116854 2146419 2156055 2256012 2266140 2297790 2339172 2352060 2384910 2392335 2492754 2495286 2541495 2587266 2757137 2757348 2772540 2820015 2861892 2874740 2923965 3049794 3059289 3162214 3175281 3189780 3388660 3399210 3446685 3508758 3528090 3577365 3727526 3739131 3742929 3760020 3880899 3898620 3902580 4079052 4136022 4154590 4158810 4233708 4292838 4312110 4570049 4574691 4595580 4743321 4769820 4784670 4985508 4990572 5082990 5098815 5174532 5263137 5292135 5514274 5591289 5640030 5847930 6099588 6118578 6204033 6231885 6238215 6324428 6350562 6468165 6798420 6893370 7017516 7056180 7154730 7455052 7478262 7485858 7624485 7761798 7905535 8271411 8272044 8309180 8317620 8585676 8624220 8771895 9140098 9149382 9177867 9318815 9486642 9569340 10165980 10197630 10340055 10526274 10584270 10732095 11028548 11182578 11217393 11280060 11642697 11695860 12237156 12408066 12463770 12476430 12701124 12936330 13710147 13724073 13785685 13786740 14229963 14309460 14956524 14971716 15248970 15296445 15523596 15811070 15876405 16542822 16773867 17543790 18280196 18298764 18355734 18637630 18695655 18714645 18973284 19404495 20395260 20680110 21052548 21168540 21464190 22365156 22434786 22850245 22873455 23285394 23716605 24814233 24816132 24927540 24952860 25872660 26315685 27420294 27448146 27571370 27956445 28459926 30328507 30497940 30592890 31020165 31622140 31752810 33085644 33547734 33652179 34928091 35087580 36711468 37275260 37391310 37429290 38808990 41130441 41172219 41357055 41360220 42689889 42928380 44869572 45700490 45746910 45889335 46570788 47433210 49628466 50321601 52631370 54840588 54896292 55142740 55912890 56086965 56919852 58213485 60657014 61185780 62040330 63505620 67095468 67304358 68550735 68620365 69856182 71149815 74442699 74782620 74858580 77617980 82260882 82344438 82714110 83869335 85379778 90985521 91400980 91493820 91778670 94866420 99256932 100643202 100956537 105262740 111825780 112173930 116426970 121314028 123391323 124071165 124080660 128069667 134608716 137101470 137240730 139712364 142299630 148885398 150964803 151642535 164521764 164688876 165428220 167738670 168260895 170759556 174640455 181971042 183557340 201286404 201913074 205652205 205861095 213449445 223328097 224347860 232853940 246782646 248142330 251608005 256139334 272956563 274202940 274481460 284599260 297770796 301929606 303285070 333613577 335477340 336521790 349280910 363942084 370173969 372213495 384209001 403826148 411304410 411722190 426898890 446656194 452894409 454927605 493565292 496284660 503216010 504782685 512278668 545913126 603859212 606570140 616956615 640348335 667227154 669984291 673043580 698561820 740347938 744426990 754824015 768418002 818869689 822608820 823444380 853797780 893312388 905788818 909855210 1000840731 1006432020 1009565370 1091826252 1110521907 1116640485 1233913230 1280696670 1334454308 1339968582 1364782815 1480695876 1488853980 1509648030 1536836004 1637739378 1668067885 1811577636 1819710420 1850869845 1921045005 2001681462 2019130740 2221043814 2233280970 2264472045 2456609067 2467826460 2561393340 2679937164 2729565630 3002522193 3019296060 3275478756 3336135770 3349921455 3701739690 3842090010 4003362924 4094348445 4442087628 4466561940 4528944090 4913218134 5004203655 5459131260 5552609535 6005044386 6672271540 6699842910 7369827201 7403479380 7684180020 8188696890 9007566579 9057888180 9826436268 10008407310 11105219070 12010088772 12283045335 13399685820 14739654402 15012610965 16377393780 18015133158 20016814620 22210438140 24566090670 27022699737 29479308804 30025221930 36030266316 36849136005 45037832895 49132181340 54045399474 60050443860 73698272010 81068099211 90075665790 108090798948 135113498685 147396544020 162136198422 180151331580 270226997370 324272396844 405340496055 540453994740 810680992110 1621361984220
• Sum of all divisors σ(n): 5741725167360
• Sum of proper divisors (its aliquot sum) s(n): 4120363183140
• 1621361984220 is an abundant number, because the sum of its proper divisors (4120363183140) is greater than itself. Its abundance is 2499001198920

Bases of 1621361984220

• Binary: 10111100110000000101101001000001011011100₂
• Hexadecimal: 0x17980B482DC
• Base-36: KOUD29R0

Squares and roots of 1621361984220

• 1621361984220 squared (1621361984220²) is 2628814683873815529008400
• 1621361984220 cubed (1621361984220³) is 4262260191992321582215308393047448000
• The square root of 1621361984220 is 1273327.1316594177
• The cube root of 1621361984220 is 11747.8933521439

Scales and comparisons

• 1,621,361,984,220 seconds is equal to 51,554 years, 15 weeks, 2 days, 16 hours, 57 minutes.
• To count from 1 to 1,621,361,984,220 would take you about one hundred twenty-eight thousand, eight hundred eighty-five 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 1621361984220 cubic inches would be around 979 feet tall.

Recreational maths with 1621361984220

• 1621361984220 backwards is 0224891631261
• 1621361984220 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 1621361984220's digits is 45
• More coming soon!