21012476704065

Names of 21012476704065

• Cardinal: 21012476704065 can be written as Twenty-one trillion, twelve billion, four hundred seventy-six million, seven hundred four thousand and sixty-five.

Scientific notation

• Scientific notation: 2.1012476704065 × 10¹³

Factors of 21012476704065

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 102

Divisors of 21012476704065

• Number of divisors d(n): 648
• Complete list of divisors:
  1 3 5 7 9 11 15 21 23 33 35 45 49 53 55 63 69 77 99 105 115 121 147 159 161 165 207 231 245 253 265 315 345 363 371 385 441 477 483 495 529 539 583 605 693 735 759 795 805 847 1035 1089 1113 1127 1155 1219 1265 1449 1587 1617 1749 1771 1815 1855 2205 2277 2385 2415 2541 2597 2645 2695 2783 2809 2915 3339 3381 3465 3657 3703 3795 4081 4235 4761 4851 5247 5313 5445 5565 5635 5819 5929 6095 6413 7245 7623 7791 7935 8085 8349 8427 8533 8745 8855 10143 10971 11109 11385 12243 12397 12705 12985 13409 13915 14045 15939 16695 16905 17457 17787 18285 18515 19239 19481 19663 20405 23373 23805 24255 25047 25281 25599 25921 26235 26565 28037 28567 29095 29645 30899 32065 33327 36729 37191 38115 38955 40227 40733 41745 42135 42665 44891 50715 52371 53361 54855 55545 57717 58443 58989 59731 61215 61985 64009 64607 67045 76797 77763 79695 84111 85701 87285 88935 92697 93863 96195 97405 98315 111573 116865 120681 122199 125235 126405 127995 129605 134673 136367 137641 140185 142835 147499 148877 154495 166635 175329 176967 179193 183645 185955 192027 193821 196259 201135 203665 216293 224455 233289 252333 257103 261855 266805 278091 281589 285131 288585 292215 294945 298655 308407 314237 320045 323035 339889 366597 383985 388815 404019 409101 412923 420555 428505 442497 446631 448063 452249 463485 469315 537579 557865 576081 581463 588777 603405 610995 648879 657041 673365 681835 688205 710677 737495 744385 844767 855393 876645 884835 895965 925221 942711 960135 969105 981295 1019667 1032493 1042139 1081465 1166445 1227303 1238769 1261665 1285515 1327491 1339893 1344189 1356747 1373813 1390455 1407945 1425655 1485961 1514051 1542035 1571185 1637647 1699445 1766331 1832985 1946637 1971123 2020095 2045505 2064615 2132031 2158849 2212485 2233155 2240315 2261245 2379223 2566179 2687895 2775663 2828133 2880405 2907315 2943885 3059001 3097479 3126417 3136441 3165743 3244395 3285205 3392477 3424171 3553385 4032567 4070241 4121439 4223835 4276965 4457883 4542153 4626105 4713555 4912941 4974739 5098335 5162465 5210695 5913369 6136515 6193845 6396093 6476547 6637455 6699465 6720945 6783735 6869065 7137669 7227451 7294973 7429805 7570255 7817447 8188235 8831655 9292437 9379251 9409323 9497229 9733185 9855615 10177431 10272513 10401727 10660155 10794245 11463529 11896115 12364317 12830895 13373649 13626459 13878315 14140665 14738823 14924217 15111943 15295005 15487395 15632085 15682205 15828715 16345571 16654561 16962385 17120855 18014117 19429641 20162835 20351205 20607195 21413007 21682353 21884919 22289415 22710765 23452341 23747339 23969197 24564705 24873695 28227969 28491687 29566845 30532293 30817539 31205181 31980465 32382735 34390587 34823173 35688345 36137255 36474865 37665881 39087235 44772651 45335829 46462185 46896255 47046615 47486145 49036713 49963683 50887155 51362565 52008635 54042351 54722129 57317645 61821585 65047059 65654757 66868245 68132295 70357023 71242017 71907591 72812089 73694115 74621085 75559715 78755933 80244703 81727855 83272805 90070585 93615543 97148205 103171761 104469519 107065035 108411765 109424595 112997643 114418997 117261705 118736695 119845985 126098819 136007487 141139845 142458435 147110139 149891049 152661465 154087695 156025905 162127053 164166387 166231373 167784379 171952935 174115865 179801281 188329405 213726051 215722773 218436267 223863255 226679145 236267799 240734109 245183565 249818415 263661167 270211755 273610645 313408557 325235295 328273785 338992929 343256991 351785115 356210085 359537955 364060445 378296457 383054903 393779665 401223515 414324691 468077715 492499161 498694119 503353137 515858805 522347595 539403843 551291531 564988215 572094985 630494095 655308801 680037435 708803397 722202327 735550695 749455245 790983501 800932979 810635265 820831935 831156865 838921895 866315263 882691733 899006405 1029770973 1068630255 1078613865 1092181335 1134889371 1149164709 1181338995 1203670545 1242974073 1258608967 1318305835 1496082357 1510059411 1567042785 1618211529 1653874593 1694964645 1716284955 1845628169 1891482285 1915274515 2071623455 2372950503 2402798937 2462495805 2493470595 2516765685 2598945789 2648075199 2697019215 2756457655 2900272837 3276544005 3447494127 3544016985 3611011635 3728922219 3775826901 3859040717 3954917505 4004664895 4331576315 4413458665 4961623779 5148854865 5536884507 5674446855 5745823545 6064206841 6214870365 6293044835 7208396811 7480411785 7550297055 7796837367 7944225597 8091057645 8269372965 8700818511 8810262769 9228140845 9529467893 11327480703 11577122151 11864752515 12013994685 12994728945 13240375995 14501364185 16610653521 17237470635 18192620523 18644611095 18879134505 19295203585 20301909859 24808118895 26102455533 26430788307 27684422535 28588403679 30321034205 34731366453 36041984055 38984186835 39721127985 42449447887 43504092555 44051313845 47647339465 54577861569 56637403515 57885610755 60905729577 66706275251 79292364921 83053267605 85765211037 90963102615 101509549295 127348343661 130512277665 132153941535 142942018395 173656832265 182717188731 200118825753 212247239435 272889307845 304528647885 333531376255 382045030983 396461824605 428826055185 466943926757 600356477259 636741718305 913585943655 1000594128765 1400831780271 1910225154915 2334719633785 3001782386295 4202495340813 7004158901355 21012476704065
• Sum of all divisors σ(n): 49618806105960
• Sum of proper divisors (its aliquot sum) s(n): 28606329401895
• 21012476704065 is an abundant number, because the sum of its proper divisors (28606329401895) is greater than itself. Its abundance is 7593852697830

Bases of 21012476704065

• Binary: 100110001110001011001001101011011010101000001₂
• Hexadecimal: 0x131C5935B541
• Base-36: 7G4ZY3Q69

Squares and roots of 21012476704065

• 21012476704065 squared (21012476704065²) is 441524177238874325587524225
• 21012476704065 cubed (21012476704065³) is 9277516488513312881112090722011343474625
• The square root of 21012476704065 is 4583936.8128351203
• The cube root of 21012476704065 is 27594.7045361359

Scales and comparisons

• 21,012,476,704,065 seconds is equal to 668,131 years, 39 weeks, 4 days, 20 hours, 27 minutes, 45 seconds.
• To count from 1 to 21,012,476,704,065 would take you about one million, six hundred seventy thousand, three hundred twenty-nine 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 21012476704065 cubic inches would be around 2299.6 feet tall.

Recreational maths with 21012476704065

• 21012476704065 backwards is 56040767421012
• 21012476704065 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21012476704065's digits is 45
• More coming soon!