13642139680

Names of 13642139680

• Cardinal: 13642139680 can be written as Thirteen billion, six hundred forty-two million, one hundred thirty-nine thousand, six hundred eighty.

Scientific notation

• Scientific notation: 1.364213968 × 10¹⁰

Factors of 13642139680

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 217

Divisors of 13642139680

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 5 8 10 13 16 20 26 32 40 52 65 80 104 130 160 169 197 208 260 338 394 416 520 676 788 845 985 1040 1352 1576 1690 1970 2080 2197 2561 2704 3152 3380 3940 4394 5122 5408 6304 6760 7880 8788 10244 10985 12805 13520 15760 17576 20488 21970 25610 27040 31520 33293 35152 38809 40976 43940 51220 66586 70304 77618 81952 87880 102440 133172 155236 166465 175760 194045 204880 266344 310472 332930 351520 388090 409760 432809 504517 532688 620944 665860 776180 865618 1009034 1065376 1241888 1331720 1552360 1731236 2018068 2164045 2522585 2663440 3104720 3462472 4036136 4328090 5045170 5326880 6209440 6558721 6924944 8072272 8656180 10090340 13117442 13849888 16144544 17312360 20180680 26234884 32793605 34624720 40361360 52469768 65587210 69249440 80722720 85263373 104939536 131174420 170526746 209879072 262348840 341053492 426316865 524697680 682106984 852633730 1049395360 1364213968 1705267460 2728427936 3410534920 6821069840 13642139680
• Sum of all divisors σ(n): 35092257480
• Sum of proper divisors (its aliquot sum) s(n): 21450117800
• 13642139680 is an abundant number, because the sum of its proper divisors (21450117800) is greater than itself. Its abundance is 7807978120

Bases of 13642139680

• Binary: 1100101101001000101000100000100000₂
• Hexadecimal: 0x32D228820
• Base-36: 69M6ECG

Squares and roots of 13642139680

• 13642139680 squared (13642139680²) is 186107975048630502400
• 13642139680 cubed (13642139680³) is 2538910991175372106449375232000
• The square root of 13642139680 is 116799.5705471555
• The cube root of 13642139680 is 2389.4291850629

Scales and comparisons

• 13,642,139,680 seconds is equal to 433 years, 40 weeks, 3 days, 3 hours, 14 minutes, 40 seconds.
• To count from 1 to 13,642,139,680 would take you about eight hundred sixty-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 13642139680 cubic inches would be around 199.1 feet tall.

Recreational maths with 13642139680

• 13642139680 backwards is 08693124631
• The number of decimal digits it has is: 11
• The sum of 13642139680's digits is 43
• More coming soon!