20998489976772

Names of 20998489976772

• Cardinal: 20998489976772 can be written as Twenty trillion, nine hundred ninety-eight billion, four hundred eighty-nine million, nine hundred seventy-six thousand, seven hundred seventy-two.

Scientific notation

• Scientific notation: 2.0998489976772 × 10¹³

Factors of 20998489976772

• Number of distinct prime factors ω(n): 9
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 31086

Divisors of 20998489976772

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 6 7 11 12 14 19 21 22 28 29 31 33 38 42 43 44 57 58 62 66 76 77 84 86 87 93 114 116 124 129 132 133 154 172 174 186 203 209 217 228 231 258 266 301 308 319 341 348 372 399 406 418 434 462 473 516 532 551 589 602 609 627 638 651 682 798 812 817 836 868 899 903 924 946 957 1023 1102 1178 1204 1218 1247 1254 1276 1302 1333 1364 1419 1463 1596 1634 1653 1767 1798 1806 1892 1914 2046 2204 2233 2356 2387 2436 2451 2494 2508 2604 2666 2697 2838 2926 3268 3306 3311 3534 3596 3612 3741 3828 3857 3999 4092 4123 4389 4466 4774 4902 4988 5332 5394 5676 5719 5852 6061 6293 6479 6612 6622 6699 7068 7161 7482 7714 7998 8246 8729 8778 8932 8987 9331 9548 9804 9889 9933 10788 11438 11571 12122 12369 12586 12958 13244 13398 13717 14322 14663 14964 15428 15996 16492 17081 17157 17458 17556 17974 18183 18662 18879 19437 19778 19866 22876 23142 23693 24244 24738 25172 25327 25916 26187 26796 26961 27434 27993 28644 29326 29667 30941 34162 34314 34916 35948 36366 37324 37758 38657 38874 39556 39732 41151 42427 43989 45353 46284 47386 49476 50654 51243 52374 53922 54868 55986 58652 59334 61882 62909 68324 68628 69223 71079 72732 75516 75981 77314 77748 82302 84854 87978 90706 92823 94772 96019 101308 102486 102641 104748 107844 111972 115971 118668 119567 123764 125818 127281 136059 138446 142158 151962 154628 164604 165851 169708 175956 177289 181412 185646 187891 188727 192038 204972 205282 207669 216587 231942 239134 251636 254562 260623 270599 272118 276892 278597 284316 288057 303924 307923 331702 340351 354578 358701 371292 375782 377454 384076 410564 415338 425227 433174 463884 478268 497553 509124 521246 531867 541198 544236 557194 563673 576114 587879 615846 649761 663404 680702 709156 717402 734483 751564 754908 781869 811797 830676 835791 850454 866348 897289 959171 995106 1021053 1042492 1063734 1082396 1114388 1127346 1152228 1175758 1231692 1275681 1299522 1315237 1330463 1361404 1434804 1468966 1563738 1623594 1671582 1700908 1763637 1794578 1824361 1918342 1950179 1990212 2042106 2127468 2203449 2254692 2351516 2382457 2551362 2599044 2630474 2660926 2691867 2877513 2937932 2976589 3127476 3247188 3343164 3527274 3589156 3648722 3836684 3900358 3945711 3991389 4084212 4115153 4406898 4764914 5102724 5141381 5260948 5321852 5383734 5473083 5755026 5850537 5953178 6281023 6466669 6714197 7054548 7147371 7297444 7800716 7891422 7982778 8079313 8230306 8813796 8929767 9313241 9529828 9870179 10282762 10550881 10767468 10946166 11510052 11701074 11906356 12345459 12562046 12933338 13428394 14294742 14635093 15424143 15782844 15965556 16158626 16460612 17048491 17859534 18224249 18626482 18843069 19400007 19740358 20142591 20565524 21101762 21892332 23402148 24237939 24690918 25124092 25278797 25866676 26856788 27815959 27939723 28589484 29270186 29610537 30848286 31652643 32317252 34096982 35719068 36448498 37252964 37686138 38583427 38800014 39480716 40285182 41244353 42203524 43905279 45266683 48475878 49381836 50557594 51145473 54672747 55631918 55879446 56555191 58540372 59221074 61696572 63305286 68193964 69091253 72896996 73856167 75372276 75836391 77166854 77600028 80570364 82488706 83447877 87810558 90533366 96951756 101115188 102290946 102445651 109345494 111263836 111758892 113110382 115750281 118442148 119339437 123733059 126610572 127569743 135800049 138182506 147712334 151672782 154333708 164977412 166895754 169665573 175621116 176951579 181066732 187533401 194711713 200466739 204581892 204891302 207273759 218690988 221568501 226220764 231500562 238678874 247466118 255139486 270083989 271600098 276365012 278066767 288710471 295424668 303345564 305975549 307336953 333791508 339331146 353903158 358018311 375066802 382709229 389423426 400933478 409782604 414547518 424417697 443137002 453687883 463001124 477357748 494932236 510278972 528503221 530854737 540167978 543200196 556133534 562600203 577420942 584135139 601400217 611951098 614673906 678662292 707806316 716036622 733085113 750133604 765418458 778846852 783642707 801866956 810251967 829095036 834200301 848835394 866131413 886274004 907375766 917926647 1057006442 1061709474 1080335956 1112267068 1125200406 1154841884 1168270278 1196086237 1202800434 1223902196 1229347812 1273253091 1312733807 1361063649 1403267173 1432073244 1466170226 1530836916 1567285414 1585509663 1620503934 1668400602 1697670788 1732262826 1814751532 1835853294 1946467369 2114012884 2123418948 2141828843 2199255339 2250400812 2336540556 2350928121 2392172474 2405600868 2546506182 2625467614 2722127298 2806534346 2932340452 2970923879 3134570828 3171019326 3175815181 3241007868 3336801204 3464525652 3588258711 3671706588 3699522547 3892934738 3938201421 4209801519 4283657686 4398510678 4701856242 4784344948 5093012364 5131595791 5250935228 5444254596 5485498949 5613068692 5813535431 5839402107 5941847758 6342038652 6351630362 6425486529 7176517422 7399045094 7785869476 7876402842 8063936243 8372603659 8419603038 8567315372 8620069777 8797021356 8912771637 9403712484 9527445543 10263191582 10970997898 11098567641 11627070862 11678804214 11883695516 12703260724 12850973058 13156948607 14353034844 14798090188 15394787373 15752805684 16127872486 16456496847 16745207318 16839206076 17240139554 17440606293 17825543274 19054891086 20526383164 21941995796 22197135282 22725638503 23254141724 23357608428 24191808729 25117810977 25701946116 25860209331 26313897214 30789574746 32255744972 32912993694 33490414636 34480279108 34881212586 35651086548 38109782172 39470845821 40694748017 44394270564 45451277006 48383617458 50235621954 51720418662 52627794428 56447553701 60340488439 61579149492 65825987388 68176915509 69762425172 78941691642 81389496034 90902554012 92098640249 96767234916 100471243908 103440837324 112895107402 120680976878 122084244051 136353831018 157883383284 159079469521 162778992068 169342661103 181021465317 184197280498 225790214804 241361953756 244168488102 249982023533 272707662036 276295920747 318158939042 338685322206 362042930634 368394560996 477238408563 488336976204 499964047066 552591841494 636317878084 677370644412 724085861268 749946070599 954476817126 999928094132 1105183682988 1499892141198 1749874164731 1908953634252 2999784282396 3499748329462 5249622494193 6999496658924 10499244988386 20998489976772
• Sum of all divisors σ(n): 70263786700800
• Sum of proper divisors (its aliquot sum) s(n): 49265296724028
• 20998489976772 is an abundant number, because the sum of its proper divisors (49265296724028) is greater than itself. Its abundance is 28266806747256

Bases of 20998489976772

• Binary: 100110001100100010111100010010010111111000100₂
• Hexadecimal: 0x131917892FC4
• Base-36: 7FYKMRMBO

Squares and roots of 20998489976772

• 20998489976772 squared (20998489976772²) is 440936581304594149099539984
• 20998489976772 cubed (20998489976772³) is 9259002382916632283382086463340045251648
• The square root of 20998489976772 is 4582410.9349524733
• The cube root of 20998489976772 is 27588.5804718351

Scales and comparisons

• 20,998,489,976,772 seconds is equal to 667,687 years, 1 week, 3 days, 10 hours, 26 minutes, 12 seconds.
• To count from 1 to 20,998,489,976,772 would take you about one million, six hundred sixty-nine thousand, two hundred seventeen 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 20998489976772 cubic inches would be around 2299 feet tall.

Recreational maths with 20998489976772

• 20998489976772 backwards is 27767998489902
• 20998489976772 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 20998489976772's digits is 87
• More coming soon!