8641638700088940

Names of 8641638700088940

• Cardinal: 8641638700088940 can be written as Eight quadrillion, six hundred forty-one trillion, six hundred thirty-eight billion, seven hundred million, eighty-eight thousand, nine hundred forty.

Scientific notation

• Scientific notation: 8.64163870008894 × 10¹⁵

Factors of 8641638700088940

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 201481

Divisors of 8641638700088940

• Number of divisors d(n): 324
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 13 14 15 18 20 21 26 28 30 35 36 39 42 45 52 60 63 65 70 78 84 90 91 105 117 126 130 140 156 169 180 182 195 210 234 252 260 273 315 338 364 390 420 455 468 507 546 585 630 676 780 819 845 910 1014 1092 1170 1183 1260 1365 1521 1638 1690 1820 2028 2340 2366 2535 2730 3042 3276 3380 3549 4095 4732 5070 5460 5915 6084 7098 7605 8190 10140 10647 11830 14196 15210 16380 17745 21294 23660 30420 35490 42588 53235 70980 106470 201451 212940 402902 604353 805804 1007255 1208706 1410157 1813059 2014510 2417412 2618863 2820314 3021765 3626118 4029020 4230471 5237726 5640628 6043530 7050785 7252236 7856589 8460942 9065295 10475452 12087060 12691413 13094315 14101570 15713178 16921884 18130590 18332041 21152355 23569767 25382826 26188630 28203140 31426356 34045219 36261180 36664082 39282945 42304710 47139534 50765652 52377260 54996123 63457065 68090438 73328164 78565890 84609420 91660205 94279068 102135657 109992246 117848835 126914130 136180876 157131780 164988369 170226095 183320410 204271314 219984492 235697670 238316533 253828260 274980615 306406971 329976738 340452190 366640820 408542628 471395340 476633066 510678285 549961230 612813942 659953476 680904380 714949599 824941845 953266132 1021356570 1099922460 1191582665 1225627884 1429899198 1532034855 1649883690 2042713140 2144848797 2383165330 2859798396 3064069710 3299767380 3574747995 4289697594 4766330660 6128139420 7149495990 8579395188 10724243985 14298991980 21448487970 40582505401 42896975940 81165010802 121747516203 162330021604 202912527005 243495032406 284077537807 365242548609 405825054010 486990064812 527572570213 568155075614 608737581015 730485097218 811650108020 852232613421 1055145140426 1136310151228 1217475162030 1420387689035 1460970194436 1582717710639 1704465226842 1826212743045 2110290280852 2434950324060 2556697840263 2637862851065 2840775378070 3165435421278 3408930453684 3652425486090 3693007991491 4261163067105 4748153131917 5113395680526 5275725702130 5681550756140 6330870842556 6858443412769 7304850972180 7386015982982 7913588553195 8522326134210 9496306263834 10226791361052 10551451404260 11079023974473 12783489201315 13716886825538 14772031965964 15827177106390 17044652268420 18465039957455 18992612527668 20575330238307 22158047948946 23740765659585 25566978402630 27433773651076 31654354212780 33237071923419 34292217063845 36930079914910 41150660476614 44316095897892 47481531319170 48009103889383 51133956805260 55395119872365 61725990714921 66474143846838 68584434127690 73860159829820 82301320953228 94963062638340 96018207778766 102876651191535 110790239744730 123451981429842 132948287693676 137168868255380 144027311668149 166185359617095 192036415557532 205753302383070 221580479489460 240045519446915 246903962859684 288054623336298 308629953574605 332370719234190 411506604766140 432081935004447 480091038893830 576109246672596 617259907149210 664741438468380 720136558340745 864163870008894 960182077787660 1234519814298420 1440273116681490 1728327740017788 2160409675022235 2880546233362980 4320819350044470 8641638700088940
• Sum of all divisors σ(n): 32439543226704432
• Sum of proper divisors (its aliquot sum) s(n): 23797904526615492
• 8641638700088940 is an abundant number, because the sum of its proper divisors (23797904526615492) is greater than itself. Its abundance is 15156265826526552

Bases of 8641638700088940

• Binary: 11110101100111000011001001100111111101111111001101100₂
• Hexadecimal: 0x1EB3864CFEFE6C
• Base-36: 2D37E0HJ7N0

Squares and roots of 8641638700088940

• 8641638700088940 squared (8641638700088940²) is 74677919422874864691963910323600
• 8641638700088940 cubed (8641638700088940³) is 645339598526838950132809396921454553504180984000
• The square root of 8641638700088940 is 92960414.6940456587
• The cube root of 8641638700088940 is 205210.0856410155

Scales and comparisons

• 8,641,638,700,088,940 seconds is equal to 274,777,380 years, 16 weeks, 4 days, 5 hours, 9 minutes.
• To count from 1 to 8,641,638,700,088,940 would take you about eight hundred twenty-four million, three hundred thirty-two thousand, one hundred forty 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 8641638700088940 cubic inches would be around 17100.8 feet tall.

Recreational maths with 8641638700088940

• 8641638700088940 backwards is 0498800078361468
• The number of decimal digits it has is: 16
• The sum of 8641638700088940's digits is 72
• More coming soon!