21097061608849408

Names of 21097061608849408

• Cardinal: 21097061608849408 can be written as Twenty-one quadrillion, ninety-seven trillion, sixty-one billion, six hundred eight million, eight hundred forty-nine thousand, four hundred eight.

Scientific notation

• Scientific notation: 2.1097061608849408 × 10¹⁶

Factors of 21097061608849408

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 29
• Sum of prime factors: 1053

Divisors of 21097061608849408

• Number of divisors d(n): 450
• Complete list of divisors:
  1 2 4 7 8 13 14 16 26 28 32 52 56 64 91 104 112 128 169 182 208 224 256 338 364 416 448 512 676 728 832 896 1024 1031 1183 1352 1456 1664 1792 2048 2062 2366 2704 2912 3328 3584 4096 4124 4732 5408 5824 6656 7168 7217 8192 8248 9464 10816 11648 13312 13403 14336 14434 16384 16496 18928 21632 23296 26624 26806 28672 28868 32768 32992 37856 43264 46592 53248 53612 57344 57736 65536 65984 75712 86528 93184 93821 106496 107224 114688 115472 131072 131968 151424 173056 174239 186368 187642 212992 214448 229376 230944 262144 263936 302848 346112 348478 372736 375284 425984 428896 458752 461888 524288 527872 605696 692224 696956 745472 750568 851968 857792 917504 923776 1048576 1055744 1062961 1211392 1219673 1384448 1393912 1490944 1501136 1703936 1715584 1835008 1847552 2097152 2111488 2125922 2422784 2439346 2768896 2787824 2981888 3002272 3407872 3431168 3670016 3695104 4194304 4222976 4251844 4845568 4878692 5537792 5575648 5963776 6004544 6815744 6862336 7340032 7390208 7440727 8388608 8445952 8503688 9691136 9757384 11075584 11151296 11927552 12009088 13631488 13724672 13818493 14680064 14780416 14881454 16777216 16891904 17007376 19382272 19514768 22151168 22302592 23855104 24018176 27262976 27449344 27636986 29360128 29560832 29762908 33783808 34014752 38764544 39029536 44302336 44605184 47710208 48036352 54525952 54898688 55273972 58720256 59121664 59525816 67567616 68029504 77529088 78059072 88604672 89210368 95420416 96072704 96729451 109051904 109797376 110547944 117440512 118243328 119051632 135135232 136059008 155058176 156118144 177209344 178420736 179640409 190840832 192145408 193458902 218103808 219594752 221095888 236486656 238103264 270270464 272118016 310116352 312236288 354418688 356841472 359280818 381681664 384290816 386917804 439189504 442191776 472973312 476206528 540540928 544236032 620232704 624472576 708837376 713682944 718561636 763363328 768581632 773835608 878379008 884383552 945946624 952413056 1081081856 1088472064 1240465408 1248945152 1257482863 1417674752 1427365888 1437123272 1526726656 1537163264 1547671216 1756758016 1768767104 1891893248 1904826112 2162163712 2176944128 2480930816 2497890304 2514965726 2835349504 2854731776 2874246544 3074326528 3095342432 3513516032 3537534208 3783786496 3809652224 4324327424 4353888256 4961861632 4995780608 5029931452 5709463552 5748493088 6148653056 6190684864 7027032064 7075068416 7567572992 7619304448 8648654848 8707776512 9923723264 9991561216 10059862904 11418927104 11496986176 12297306112 12381369728 14054064128 14150136832 15135145984 15238608896 17297309696 17415553024 19847446528 19983122432 20119725808 22837854208 22993972352 24594612224 24762739456 28108128256 28300273664 30270291968 30477217792 34831106048 39966244864 40239451616 45675708416 45987944704 49189224448 49525478912 56216256512 56600547328 60540583936 60954435584 69662212096 79932489728 80478903232 91351416832 91975889408 98378448896 99050957824 112432513024 113201094656 121081167872 121908871168 139324424192 159864979456 160957806464 182702833664 183951778816 196756897792 198101915648 224865026048 226402189312 243817742336 278648848384 319729958912 321915612928 365405667328 367903557632 393513795584 396203831296 452804378624 487635484672 557297696768 639459917824 643831225856 730811334656 735807115264 787027591168 792407662592 905608757248 975270969344 1114595393536 1278919835648 1287662451712 1461622669312 1471614230528 1574055182336 1584815325184 1811217514496 1950541938688 2229190787072 2557839671296 2575324903424 2923245338624 2943228461056 3169630650368 3622435028992 3901083877376 4458381574144 5115679342592 5150649806848 5886456922112 6339261300736 7244870057984 7802167754752 8916763148288 10231358685184 10301299613696 11772913844224 12678522601472 14489740115968 15604335509504 17833526296576 20462717370368 20602599227392 23545827688448 25357045202944 28979480231936 31208671019008 41205198454784 47091655376896 50714090405888 57958960463872 62417342038016 82410396909568 94183310753792 101428180811776 115917920927744 124834684076032 164820793819136 188366621507584 202856361623552 231835841855488 329641587638272 376733243015168 405712723247104 659283175276544 753466486030336 811425446494208 1318566350553088 1506932972060672 1622850892988416 2637132701106176 3013865944121344 5274265402212352 10548530804424704 21097061608849408
• Sum of all divisors σ(n): 52267259085167112
• Sum of proper divisors (its aliquot sum) s(n): 31170197476317704
• 21097061608849408 is an abundant number, because the sum of its proper divisors (31170197476317704) is greater than itself. Its abundance is 10073135867468296

Bases of 21097061608849408

• Binary: 1001010111100111010101001101111000000000000000000000000₂
• Hexadecimal: 0x4AF3AA6F000000
• Base-36: 5RQA8AZX4HS

Squares and roots of 21097061608849408

• 21097061608849408 squared (21097061608849408²) is 445086008527587571477377621950464
• 21097061608849408 cubed (21097061608849408³) is 9390006943143387979404740372482928503291811725312
• The square root of 21097061608849408 is 145248275.7517259065
• The cube root of 21097061608849408 is 276316.8209851921

Scales and comparisons

• 21,097,061,608,849,408 seconds is equal to 670,821,301 years, 34 weeks, 4 days, 3 hours, 3 minutes, 28 seconds.
• To count from 1 to 21,097,061,608,849,408 would take you about two billion, twelve million, four hundred sixty-three thousand, nine hundred four 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 21097061608849408 cubic inches would be around 23026.4 feet tall.

Recreational maths with 21097061608849408

• 21097061608849408 backwards is 80494880616079012
• The number of decimal digits it has is: 17
• The sum of 21097061608849408's digits is 73
• More coming soon!