21947309801472

Names of 21947309801472

• Cardinal: 21947309801472 can be written as Twenty-one trillion, nine hundred forty-seven billion, three hundred nine million, eight hundred one thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 2.1947309801472 × 10¹³

Factors of 21947309801472

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 21
• Sum of prime factors: 146

Divisors of 21947309801472

• Number of divisors d(n): 810
• Complete list of divisors:
  1 2 3 4 6 8 11 12 16 17 22 24 32 33 34 44 48 51 64 66 68 88 96 102 113 121 128 132 136 176 187 192 204 226 242 256 264 272 289 339 352 363 374 384 408 452 484 512 528 544 561 578 678 704 726 748 768 816 867 904 968 1024 1056 1088 1122 1156 1243 1356 1408 1452 1496 1536 1632 1734 1808 1921 1936 2048 2057 2112 2176 2244 2312 2486 2712 2816 2904 2992 3072 3179 3264 3468 3616 3729 3842 3872 4096 4114 4224 4352 4488 4624 4972 5424 5632 5763 5808 5984 6144 6171 6358 6528 6936 7232 7458 7684 7744 8192 8228 8448 8704 8976 9248 9537 9944 10848 11264 11526 11616 11968 12288 12342 12716 12769 13056 13673 13872 14464 14916 15368 15488 16384 16456 16896 17408 17952 18496 19074 19888 21131 21696 22528 23052 23232 23936 24576 24684 25432 25538 26112 27346 27744 28928 29832 30736 30976 32657 32912 33792 34816 34969 35904 36992 38148 38307 39776 41019 42262 43392 45056 46104 46464 47872 49152 49368 50864 51076 52224 54692 55488 57856 59664 61472 61952 63393 65314 65824 67584 69632 69938 71808 73984 76296 76614 79552 82038 84524 86784 90112 92208 92928 95744 97971 98736 101728 102152 104448 104907 109384 110976 115712 119328 122944 123904 126786 130628 131648 135168 139264 139876 140459 143616 147968 152592 153228 159104 164076 169048 173568 180224 184416 185856 191488 195942 197472 203456 204304 208896 209814 217073 218768 221952 231424 232441 238656 245888 247808 253572 261256 263296 270336 278528 279752 280918 287232 295936 305184 306456 318208 328152 338096 347136 359227 368832 371712 382976 391884 394944 406912 408608 417792 419628 421377 434146 437536 443904 462848 464882 477312 491776 495616 507144 522512 526592 540672 559504 561836 574464 591872 610368 612912 636416 651219 656304 676192 694272 697323 718454 737664 743424 765952 783768 789888 813824 817216 835584 839256 842754 868292 875072 887808 925696 929764 954624 983552 991232 1014288 1045024 1053184 1077681 1119008 1123672 1148928 1183744 1220736 1225824 1272832 1302438 1312608 1352384 1388544 1394646 1436908 1475328 1486848 1531904 1545049 1567536 1579776 1627648 1634432 1678512 1685508 1736584 1750144 1775616 1851392 1859528 1909248 1967104 1982464 2028576 2090048 2106368 2155362 2238016 2247344 2297856 2367488 2387803 2441472 2451648 2545664 2604876 2625216 2704768 2777088 2789292 2873816 2950656 2973696 3063808 3090098 3135072 3159552 3255296 3268864 3357024 3371016 3473168 3500288 3551232 3690241 3719056 3818496 3934208 3951497 4057152 4180096 4212736 4310724 4476032 4494688 4595712 4635147 4734976 4775606 4882944 4903296 5091328 5209752 5250432 5409536 5554176 5578584 5747632 5901312 5947392 6180196 6270144 6319104 6510592 6537728 6714048 6742032 6946336 7000576 7102464 7163409 7380482 7438112 7636992 7868416 7902994 8114304 8360192 8425472 8621448 8952064 8989376 9191424 9270294 9551212 9765888 9806592 10182656 10419504 10500864 10819072 11070723 11157168 11495264 11802624 11854491 12360392 12540288 12638208 13021184 13075456 13428096 13484064 13892672 14001152 14204928 14326818 14760964 14876224 15273984 15736832 15805988 16228608 16720384 16850944 17242896 17904128 17978752 18540588 19102424 19531776 19613184 20365312 20839008 21001728 21638144 22141446 22314336 22990528 23605248 23708982 24720784 25080576 25276416 26042368 26150912 26265833 26856192 26968128 27785344 28002304 28653636 29521928 29752448 30547968 31473664 31611976 32457216 33440768 33701888 34485792 35808256 35957504 37081176 38204848 39063552 39226368 40592651 41678016 42003456 43276288 44282892 44628672 45981056 47210496 47417964 49441568 50161152 50552832 52084736 52301824 52531666 53712384 53936256 55570688 56004608 57307272 59043856 59504896 61095936 63223952 64914432 66881536 68971584 71616512 71915008 74162352 76409696 78127104 78452736 78797499 81185302 83356032 84006912 86552576 88565784 89257344 91962112 94420992 94835928 98883136 100322304 101105664 104603648 105063332 107424768 107872512 111141376 112009216 114614544 118087712 119009792 121777953 126447904 129828864 133763072 137943168 143233024 143830016 148324704 152819392 156254208 156905472 157594998 162370604 166712064 168013824 173105152 177131568 178514688 183924224 189671856 197766272 200644608 209207296 210126664 214849536 215745024 222282752 224018432 229229088 236175424 238019584 243555906 252895808 259657728 267526144 275886336 286466048 287660032 296649408 305638784 313810944 315189996 324741208 333424128 336027648 346210304 354263136 357029376 367848448 379343712 395532544 401289216 420253328 429699072 431490048 444565504 446519161 458458176 472350848 476039168 487111812 505791616 519315456 535052288 551772672 572932096 575320064 593298816 611277568 627621888 630379992 649482416 666848256 672055296 708526272 714058752 735696896 758687424 791065088 802578432 840506656 859398144 862980096 889131008 893038322 916916352 944701696 952078336 974223624 1011583232 1038630912 1103545344 1150640128 1186597632 1222555136 1260759984 1298964832 1333696512 1339557483 1417052544 1428117504 1471393792 1517374848 1582130176 1605156864 1681013312 1718796288 1725960192 1778262016 1786076644 1833832704 1889403392 1904156672 1948447248 2023166464 2207090688 2301280256 2373195264 2445110272 2521519968 2597929664 2667393024 2679114966 2834105088 2856235008 2942787584 3034749696 3164260352 3362026624 3451920384 3556524032 3572153288 3667665408 3778806784 3808313344 3896894496 4046332928 4414181376 4746390528 4890220544 5043039936 5195859328 5334786048 5358229932 5668210176 5712470016 5885575168 6069499392 6328520704 6724053248 6903840768 7144306576 7335330816 7557613568 7793788992 8092665856 8828362752 9492781056 9780441088 10086079872 10391718656 10669572096 10716459864 11336420352 11424940032 12138998784 12657041408 13448106496 14288613152 14670661632 15115227136 15587577984 16185331712 17656725504 18985562112 19560882176 20172159744 20783437312 21432919728 22672840704 24277997568 25314082816 26896212992 28577226304 29341323264 30230454272 31175155968 32370663424 37971124224 39121764352 40344319488 41566874624 42865839456 45345681408 48555995136 53792425984 57154452608 58682646528 60460908544 62350311936 64741326848 75942248448 80688638976 83133749248 85731678912 90691362816 97111990272 107584851968 114308905216 117365293056 124700623872 161377277952 166267498496 171463357824 181382725632 194223980544 215169703936 228617810432 249401247744 322754555904 332534996992 342926715648 430339407872 457235620864 498802495488 645509111808 665069993984 685853431296 914471241728 997604990976 1291018223616 1371706862592 1828942483456 1995209981952 2743413725184 3657884966912 5486827450368 7315769933824 10973654900736 21947309801472
• Sum of all divisors σ(n): 68945146015564
• Sum of proper divisors (its aliquot sum) s(n): 46997836214092
• 21947309801472 is an abundant number, because the sum of its proper divisors (46997836214092) is greater than itself. Its abundance is 25050526412620

Bases of 21947309801472

• Binary: 100111111011000000001100110101100000000000000₂
• Hexadecimal: 0x13F6019AC000
• Base-36: 7S2GDLCLC

Squares and roots of 21947309801472

• 21947309801472 squared (21947309801472²) is 481684407521788920053366784
• 21947309801472 cubed (21947309801472³) is 10571676918419191126490746631796239106048
• The square root of 21947309801472 is 4684795.5986864571
• The cube root of 21947309801472 is 27998.0057259359

Scales and comparisons

• 21,947,309,801,472 seconds is equal to 697,856 years, 29 weeks, 2 days, 8 hours, 51 minutes, 12 seconds.
• To count from 1 to 21,947,309,801,472 would take you about one million, seven hundred forty-four thousand, six hundred forty-one 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 21947309801472 cubic inches would be around 2333.2 feet tall.

Recreational maths with 21947309801472

• 21947309801472 backwards is 27410890374912
• The number of decimal digits it has is: 14
• The sum of 21947309801472's digits is 57
• More coming soon!