21681410365400084

Names of 21681410365400084

• Cardinal: 21681410365400084 can be written as Twenty-one quadrillion, six hundred eighty-one trillion, four hundred ten billion, three hundred sixty-five million, four hundred thousand and eighty-four.

Scientific notation

• Scientific notation: 2.1681410365400084 × 10¹⁶

Factors of 21681410365400084

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 428

Divisors of 21681410365400084

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 4 13 17 26 34 37 52 68 74 148 169 221 289 338 359 442 481 578 629 676 718 884 962 1156 1258 1369 1436 1924 2516 2738 2873 3757 4667 4913 5476 5746 6103 6253 7514 8177 9334 9826 10693 11492 12206 12506 13283 15028 16354 17797 18668 19652 21386 23273 24412 25012 26566 32708 35594 42772 46546 48841 50653 53132 60671 63869 71188 79339 93092 97682 101306 103751 106301 121342 127738 128881 139009 158678 172679 181781 195364 202612 207502 212602 225811 231361 242684 255476 257762 278018 302549 317356 345358 363562 395641 415004 425204 451622 462722 491471 515524 556036 605098 658489 690716 727124 791282 830297 861101 903244 925444 982942 1031407 1210196 1316978 1348763 1582564 1660594 1675453 1722202 1763767 1807117 1965884 2062814 2190977 2244827 2363153 2633956 2697526 2935543 3321188 3350906 3444404 3527534 3614234 3838787 3933137 4125628 4381954 4489654 4726306 4768597 5143333 5395052 5871086 6389123 6701812 6725897 7055068 7228468 7677574 7866274 8355007 8560357 8763908 8979308 9452612 9537194 10286666 11194313 11742172 12778246 13451794 14638717 15355148 15732548 16710014 17120714 17533919 18184427 19074388 20573332 21780889 22388626 22928971 25556492 26903588 28482701 29277434 30720989 33420028 34241428 35067838 36368854 37246609 38162059 43561778 44777252 45857942 49904231 56965402 58554868 61441978 61991761 65259379 66863329 70135676 72737708 74493218 76324118 81066149 83058599 87123556 87436661 91715884 99808462 108615091 113930804 122883956 123983522 130518758 133726658 142035119 145526069 148986436 152648236 162132298 166117198 174873322 176438089 190303321 199616924 217230182 236397551 247967044 248858189 261037516 267453316 284070238 291052138 298076623 309135259 324264596 332234396 349746644 352876178 370275113 380606642 434460364 472795102 484205917 497716378 568140476 582104276 596153246 618270518 633192353 648755003 705752356 740550226 761213284 805892893 848371927 945590204 968411834 995432756 1053859937 1136676593 1192306492 1236541036 1266384706 1297510006 1378124533 1411996183 1481100452 1611785786 1696743854 1846456547 1936823668 2107719874 2273353186 2293695157 2414597023 2473943173 2532769412 2595020012 2756249066 2823992366 2999447513 3073168163 3223571572 3235156457 3393487708 3692913094 4018758367 4215439748 4546706372 4587390314 4829194046 4947886346 5255299403 5512498132 5647984732 5998895026 6146336326 6294676921 6470312914 6528209293 7385826188 8037516734 8231500589 9174780628 9658388092 9895772692 10510598806 11028835051 11997790052 12292672652 12589353842 12940625828 13056418586 13700179181 16075033468 16463001178 17915618929 21021197612 22057670102 23428117061 24003935111 25178707684 26112837172 27400358362 29818037041 31389761299 32926002356 35831237858 38992817669 42057033941 44115340204 46856234122 48007870222 50990607721 52243858771 54800716724 59636074082 62779522598 68318892239 71662475716 77985635338 84114067882 84866720809 89340089851 93712468244 96015740444 101981215442 104487717542 107009507657 110979557981 119272148164 125559045196 136637784478 155971270676 168228135764 169733441618 178680179702 203962430884 208975435084 214019015314 221959115962 232903046077 273275568956 304565521793 339466883236 357360359404 408066896887 428038030628 443918231924 465806092154 506906629697 609131043586 662877900373 816133793774 866840331257 888145599107 931612184308 1013813259394 1103267370517 1161421168063 1218262087172 1325755800746 1442734253753 1632267587548 1733680662514 1776291198214 1886652485677 2027626518788 2206534741034 2322842336126 2651511601492 2885468507506 3467361325028 3552582396428 3773304971354 3959351783309 4413069482068 4645684672252 5770937015012 7546609942708 7918703566618 8617412704849 11268924306341 15098475184819 15837407133236 17234825409698 18755545298789 22537848612682 24526482313801 30196950369638 32073092256509 34469650819396 37511090597578 45075697225364 49052964627602 60393900739276 64146184513018 75022181195156 98105929255204 128292369026036 146496015982433 292992031964866 318844270079413 416950199334617 585984063929732 637688540158826 833900398669234 1275377080317652 1667800797338468 5420352591350021 10840705182700042 21681410365400084
• Sum of all divisors σ(n): 44990840466457200
• Sum of proper divisors (its aliquot sum) s(n): 23309430101057116
• 21681410365400084 is an abundant number, because the sum of its proper divisors (23309430101057116) is greater than itself. Its abundance is 1628019735657032

Bases of 21681410365400084

• Binary: 1001101000001110010000010111011000011110010010000010100₂
• Hexadecimal: 0x4D0720BB0F2414
• Base-36: 5XHF2F24RV8

Squares and roots of 21681410365400084

• 21681410365400084 squared (21681410365400084²) is 470083555432878203994101387207056
• 21681410365400084 cubed (21681410365400084³) is 10192074471366530463052101858818718418934787792704
• The square root of 21681410365400084 is 147246087.7762125265
• The cube root of 21681410365400084 is 278844.7741831849

Scales and comparisons

• 21,681,410,365,400,084 seconds is equal to 689,401,784 years, 31 weeks, 6 days, 12 hours, 54 minutes, 44 seconds.
• To count from 1 to 21,681,410,365,400,084 would take you about two billion, sixty-eight million, two hundred five thousand, three hundred fifty-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 21681410365400084 cubic inches would be around 23237.1 feet tall.

Recreational maths with 21681410365400084

• 21681410365400084 backwards is 48000456301418612
• The number of decimal digits it has is: 17
• The sum of 21681410365400084's digits is 53
• More coming soon!