12639145318709490

Names of 12639145318709490

• Cardinal: 12639145318709490 can be written as Twelve quadrillion, six hundred thirty-nine trillion, one hundred forty-five billion, three hundred eighteen million, seven hundred nine thousand, four hundred ninety.

Scientific notation

• Scientific notation: 1.263914531870949 × 10¹⁶

Factors of 12639145318709490

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 49037742

Divisors of 12639145318709490

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 5 6 7 9 10 14 15 18 21 30 35 42 45 63 70 90 101 105 126 202 210 303 315 505 606 630 707 909 1010 1414 1515 1818 2121 3030 3535 4051 4242 4545 6363 7070 8102 9090 10605 12153 12726 20255 21210 24306 28357 31815 36459 40510 56714 60765 63630 72918 85071 121530 141785 170142 182295 255213 283570 364590 409151 425355 510426 818302 850710 1227453 1276065 2045755 2454906 2552130 2864057 3682359 4091510 5728114 6137265 7364718 8592171 12274530 14320285 17184342 18411795 25776513 28640570 36823590 42960855 49033573 51553026 85921710 98067146 128882565 147100719 245167865 257765130 294201438 343235011 441302157 490335730 686470022 735503595 882604314 1029705033 1471007190 1716175055 2059410066 2206510785 3089115099 3432350110 4413021570 4952390873 5148525165 6178230198 9904781746 10297050330 14857172619 15445575495 24761954365 29714345238 30891150990 34666736111 44571517857 49523908730 69333472222 74285863095 89143035714 104000208333 148571726190 173333680555 198635004223 208000416666 222857589285 312000624999 346667361110 397270008446 445715178570 520001041665 595905012669 624001249998 993175021115 1040002083330 1191810025338 1390445029561 1560003124995 1787715038007 1986350042230 2780890059122 2979525063345 3120006249990 3575430076014 4171335088683 5959050126690 6952225147805 8342670177366 8938575190035 12514005266049 13904450295610 17877150380070 20062135426523 20856675443415 25028010532098 40124270853046 41713350886830 60186406279569 62570026330245 100310677132615 120372812559138 125140052660490 140434947985661 180559218838707 200621354265230 280869895971322 300932031397845 361118437677414 421304843956983 601864062795690 702174739928305 842609687913966 902796094193535 1263914531870949 1404349479856610 1805592188387070 2106524219784915 2527829063741898 4213048439569830 6319572659354745 12639145318709490
• Sum of all divisors σ(n): 37937525686624512
• Sum of proper divisors (its aliquot sum) s(n): 25298380367915022
• 12639145318709490 is an abundant number, because the sum of its proper divisors (25298380367915022) is greater than itself. Its abundance is 12659235049205532

Bases of 12639145318709490

• Binary: 101100111001110011110001010110111111000111100011110010₂
• Hexadecimal: 0x2CE73C56FC78F2
• Base-36: 3GG7B79P4OI

Squares and roots of 12639145318709490

• 12639145318709490 squared (12639145318709490²) is 159747994387456015547839016060100
• 12639145318709490 cubed (12639145318709490³) is 2019078115435444581380360873324776025116280349000
• The square root of 12639145318709490 is 112423953.4917247515
• The cube root of 12639145318709490 is 232937.4064746577

Scales and comparisons

• 12,639,145,318,709,490 seconds is equal to 401,885,725 years, 35 weeks, 6 days, 17 hours, 31 minutes, 30 seconds.
• To count from 1 to 12,639,145,318,709,490 would take you about one billion, two hundred five million, six hundred fifty-seven thousand, one hundred seventy-seven 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 12639145318709490 cubic inches would be around 19411.5 feet tall.

Recreational maths with 12639145318709490

• 12639145318709490 backwards is 09490781354193621
• The number of decimal digits it has is: 17
• The sum of 12639145318709490's digits is 72
• More coming soon!