21138047211008

Names of 21138047211008

• Cardinal: 21138047211008 can be written as Twenty-one trillion, one hundred thirty-eight billion, forty-seven million, two hundred eleven thousand and eight.

Scientific notation

• Scientific notation: 2.1138047211008 × 10¹³

Factors of 21138047211008

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 1366

Divisors of 21138047211008

• Number of divisors d(n): 720
• Complete list of divisors:
  1 2 4 7 8 13 14 16 17 26 28 32 34 49 52 56 64 68 91 98 104 112 119 128 136 169 182 196 208 221 224 238 256 272 289 338 364 392 416 442 448 476 512 544 578 637 676 728 784 832 833 884 896 952 1088 1156 1183 1274 1327 1352 1456 1547 1568 1664 1666 1768 1792 1904 2023 2176 2197 2312 2366 2548 2654 2704 2873 2912 3094 3136 3328 3332 3536 3584 3757 3808 4046 4352 4394 4624 4732 5096 5308 5408 5746 5824 6188 6272 6656 6664 7072 7514 7616 8092 8281 8704 8788 9248 9289 9464 10192 10616 10816 10829 11492 11648 12376 12544 13328 14144 14161 15028 15232 15379 16184 16562 17251 17576 18496 18578 18928 20111 20384 21232 21632 21658 22559 22984 23296 24752 25088 26299 26656 28288 28322 30056 30464 30758 32368 33124 34502 35152 36992 37156 37349 37856 40222 40768 42464 43264 43316 45118 45968 46592 48841 49504 52598 53312 56576 56644 60112 60928 61516 64736 65023 66248 69004 70304 73984 74312 74698 75712 80444 81536 84928 86528 86632 90236 91936 97682 99008 105196 106624 107653 113152 113288 120224 120757 123032 129472 130046 132496 138008 140608 140777 147968 148624 149396 151424 157913 160888 163072 169856 173264 180472 183872 184093 195364 198016 210392 213248 215306 224263 226576 240448 241514 246064 258944 260092 261443 264992 276016 281216 281554 293267 297248 298792 302848 315826 321776 326144 339712 341887 346528 360944 367744 368186 383503 390728 396032 420784 426496 430612 448526 453152 480896 483028 492128 517888 520184 522886 529984 552032 562432 563108 586534 594496 597584 605696 631652 634933 643552 679424 683774 693056 721888 735488 736372 767006 781456 792064 841568 845299 861224 897052 906304 961792 966056 984256 1035776 1040368 1045772 1059968 1104064 1105391 1124864 1126216 1173068 1188992 1195168 1263304 1269866 1287104 1367548 1386112 1443776 1470976 1472744 1534012 1562912 1569841 1683136 1690598 1722448 1794104 1812608 1830101 1923584 1932112 1968512 2052869 2080736 2091544 2119936 2208128 2210782 2252432 2346136 2377984 2390336 2393209 2526608 2539732 2574208 2684521 2735096 2772224 2887552 2915419 2945488 3068024 3125824 3139682 3366272 3381196 3444896 3588208 3625216 3660202 3812471 3864224 3937024 4105738 4161472 4183088 4239872 4416256 4421564 4444531 4504864 4692272 4755968 4780672 4786418 4985539 5053216 5079464 5148416 5369042 5470192 5544448 5775104 5830838 5890976 6136048 6251648 6279364 6732544 6762392 6889792 7176416 7250432 7320404 7624942 7728448 7874048 8211476 8322944 8366176 8832512 8843128 8889062 9009728 9384544 9561344 9572836 9971078 10106432 10158928 10296832 10738084 10940384 10988887 11550208 11661676 11781952 12272096 12503296 12558728 13465088 13524784 13779584 14352832 14370083 14640808 15249884 15456896 16422952 16645888 16732352 17686256 17778124 18019456 18769088 18791647 19122688 19145672 19942156 20212864 20317856 20407933 21476168 21880768 21977774 23323352 23563904 24544192 25006592 25117456 26687297 27049568 27559168 28705664 28740166 29281616 30499768 30913792 31111717 32845904 33291776 33464704 34898773 35372512 35556248 36038912 37538176 37583294 38291344 39884312 40425728 40635712 40815866 42952336 43761536 43955548 46646704 47127808 49088384 49562123 50234912 53374594 54099136 55118336 57411328 57480332 58563232 60999536 61827584 62223434 64812007 65691808 66929408 69797546 70745024 71112496 72077824 75076352 75166588 76582688 79768624 80851456 81271424 81631732 85904672 87523072 87911096 93293408 94255616 98176768 99124246 100469824 106749188 108198272 114822656 114960664 117126464 121999072 124446868 129624014 131383616 133858816 139595092 141490048 142224992 142855531 150152704 150333176 153165376 159537248 162542848 163263464 171809344 175046144 175822192 186586816 186811079 196353536 198248492 200939648 213498376 216396544 229921328 234252928 243998144 244291411 248893736 259248028 262767232 279190184 282980096 284449984 285711062 300666352 306330752 319074496 325085696 326526928 343618688 346934861 351644384 373173632 373622158 396496984 401879296 426996752 432793088 453684049 459842656 468505856 487996288 488582822 497787472 518496056 525534464 558380368 565960192 568899968 571422124 601332704 612661504 638148992 653053856 687237376 693869722 703288768 746347264 747244316 792993968 803758592 842556091 853993504 907368098 919685312 937011712 975992576 977165644 995574944 1036992112 1051068928 1116760736 1137799936 1142844248 1202665408 1225323008 1276297984 1306107712 1374474752 1387739444 1406577536 1492694528 1494488632 1585987936 1685112182 1707987008 1814736196 1839370624 1951985152 1954331288 1991149888 2073984224 2233521472 2275599872 2285688496 2405330816 2428544027 2552595968 2612215424 2775478888 2813155072 2988977264 3171975872 3175788343 3370224364 3415974016 3629472392 3678741248 3908662576 3982299776 4147968448 4467042944 4571376992 4810661632 4857088054 5224430848 5550957776 5626310144 5897892637 5977954528 6343951744 6351576686 6740448728 6831948032 7258944784 7357482496 7817325152 7964599552 8295936896 8934085888 9142753984 9621323264 9714176108 10448861696 11101915552 11795785274 11955909056 12687903488 12703153372 13480897456 13663896064 14517889568 15634650304 15929199104 16591873792 17868171776 18285507968 19428352216 22203831104 23591570548 23911818112 25375806976 25406306744 26961794912 29035779136 31269300608 33183747584 36571015936 38856704432 41285248459 44407662208 47183141096 47823636224 50812613488 53923589824 58071558272 62538601216 73142031872 77713408864 82570496918 88815324416 94366282192 95647272448 101625226976 107847179648 116143116544 125077202432 155426817728 165140993836 177630648832 188732564384 203250453952 215694359296 232286233088 310853635456 330281987672 377465128768 406500907904 431388718592 621707270912 660563975344 754930257536 813001815808 1243414541824 1321127950688 1509860515072 1626003631616 2642255901376 3019721030144 5284511802752 10569023605504 21138047211008
• Sum of all divisors σ(n): 56580124265280
• Sum of proper divisors (its aliquot sum) s(n): 35442077054272
• 21138047211008 is an abundant number, because the sum of its proper divisors (35442077054272) is greater than itself. Its abundance is 14304029843264

Bases of 21138047211008

• Binary: 100110011100110010101110010111001011000000000₂
• Hexadecimal: 0x133995CB9600
• Base-36: 7HQONJHFK

Squares and roots of 21138047211008

• 21138047211008 squared (21138047211008²) is 446817039894803087276376064
• 21138047211008 cubed (21138047211008³) is 9444839683979192668715749070520568512512
• The square root of 21138047211008 is 4597613.2080687257
• The cube root of 21138047211008 is 27649.5640286329

Scales and comparisons

• 21,138,047,211,008 seconds is equal to 672,124 years, 26 weeks, 6 days, 4 hours, 50 minutes, 8 seconds.
• To count from 1 to 21,138,047,211,008 would take you about one million, six hundred eighty thousand, three hundred eleven 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 21138047211008 cubic inches would be around 2304.1 feet tall.

Recreational maths with 21138047211008

• 21138047211008 backwards is 80011274083112
• The number of decimal digits it has is: 14
• The sum of 21138047211008's digits is 38
• More coming soon!