21072315895904

Names of 21072315895904

• Cardinal: 21072315895904 can be written as Twenty-one trillion, seventy-two billion, three hundred fifteen million, eight hundred ninety-five thousand, nine hundred four.

Scientific notation

• Scientific notation: 2.1072315895904 × 10¹³

Factors of 21072315895904

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 19846

Divisors of 21072315895904

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 4 7 8 13 14 16 23 26 28 32 46 52 56 89 91 92 104 112 161 178 181 182 184 208 224 299 322 356 362 364 368 416 598 623 644 712 724 728 736 1157 1196 1246 1267 1288 1424 1448 1456 2047 2093 2314 2353 2392 2492 2534 2576 2848 2896 2912 4094 4163 4186 4628 4706 4784 4984 5068 5152 5792 8099 8188 8326 8372 9256 9412 9568 9968 10136 14329 16109 16198 16376 16471 16652 16744 18512 18824 19531 19936 20272 26611 28658 29141 32218 32396 32752 32942 33304 33488 37024 37648 39062 40544 53222 54119 57316 58282 64436 64792 65504 65884 66608 66976 75296 78124 106444 108238 112763 114632 116564 128872 129584 131768 133216 136717 156248 186277 209417 212888 216476 225526 229264 233128 253903 257744 259168 263536 273434 312496 370507 372554 378833 418834 425776 432952 449213 451052 458528 466256 507806 515488 527072 546868 624992 741014 745108 757666 837668 851552 865904 898426 902104 932512 1015612 1093736 1465919 1482028 1490216 1515332 1675336 1731808 1738259 1777321 1796852 1804208 2031224 2187472 2593549 2931838 2964056 2980432 3030664 3144491 3350672 3476518 3535111 3554642 3593704 3608416 4062448 4374944 4816591 5187098 5839769 5863676 5928112 5960864 6061328 6288982 6701344 6953036 7070222 7109284 7187408 8124896 9633182 10374196 11679538 11727352 11856224 12122656 12167813 12577964 13906072 14140444 14218568 14374816 19266364 20748392 22597367 23359076 23454704 24335626 24745777 25155928 27812144 28280888 28437136 33716137 38532728 39979957 40878383 41496784 45194734 45956443 46718152 46909408 48671252 49491554 50311856 55624288 56561776 56874272 67432274 77065456 79959914 81307553 81756766 82993568 90389468 91912886 93436304 97342504 98983108 100623712 113123552 134864548 154130912 158181569 159919828 162615106 163513532 180778936 183825772 186872608 194685008 197966216 269729096 279859699 314624879 316363138 319839656 321695101 325230212 327027064 361557872 367651544 389370016 395932432 519739441 539458192 559719398 569152871 629249758 632726276 639679312 643390202 650460424 654054128 723115744 735303088 791864864 1039478882 1056998189 1078916384 1119438796 1138305742 1258499516 1265452552 1279358624 1286780404 1300920848 1308108256 1470606176 2078957764 2113996378 2202374153 2238877592 2276611484 2516999032 2530905104 2573560808 2601841696 3638176087 4090123427 4157915528 4227992756 4404748306 4477755184 4553222968 5033998064 5061810208 5147121616 7236372217 7276352174 7398987323 8180246854 8315831056 8455985512 8809496612 8955510368 9106445936 10067996128 10294243232 14472744434 14552704348 14797974646 16360493708 16631662112 16911971024 17618993224 18212891872 28630863989 28945488868 29105408696 29595949292 32720987416 33823942048 35237986448 50654605519 57261727978 57890977736 58210817392 59191898584 65441974832 70475972896 94072838821 101309211038 114523455956 115781955472 116421634784 118383797168 130883949664 188145677642 202618422076 229046911912 231563910944 236767594336 376291355284 405236844152 458093823824 658509871747 752582710568 810473688304 916187647648 1317019743494 1505165421136 1620947376608 2634039486988 3010330842272 5268078973976 10536157947952 21072315895904
• Sum of all divisors σ(n): 54178930391040
• Sum of proper divisors (its aliquot sum) s(n): 33106614495136
• 21072315895904 is an abundant number, because the sum of its proper divisors (33106614495136) is greater than itself. Its abundance is 12034298599232

Bases of 21072315895904

• Binary: 100110010101001000111111001110101000001100000₂
• Hexadecimal: 0x132A47E75060
• Base-36: 7GWHKTA3K

Squares and roots of 21072315895904

• 21072315895904 squared (21072315895904²) is 444042497216768398163977216
• 21072315895904 cubed (21072315895904³) is 9357003772557816394648424537074883723264
• The square root of 21072315895904 is 4590459.2249473255
• The cube root of 21072315895904 is 27620.8743819361

Scales and comparisons

• 21,072,315,895,904 seconds is equal to 670,034 years, 24 weeks, 1 day, 2 hours, 11 minutes, 44 seconds.
• To count from 1 to 21,072,315,895,904 would take you about one million, six hundred seventy-five thousand and 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 21072315895904 cubic inches would be around 2301.7 feet tall.

Recreational maths with 21072315895904

• 21072315895904 backwards is 40959851327012
• 21072315895904 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21072315895904's digits is 56
• More coming soon!