13897157080

Names of 13897157080

• Cardinal: 13897157080 can be written as Thirteen billion, eight hundred ninety-seven million, one hundred fifty-seven thousand and eighty.

Scientific notation

• Scientific notation: 1.389715708 × 10¹⁰

Factors of 13897157080

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 63

Divisors of 13897157080

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 4 5 8 10 19 20 37 38 40 74 76 95 148 152 185 190 296 361 370 380 703 722 740 760 1369 1406 1444 1480 1805 2738 2812 2888 3515 3610 5476 5624 6845 6859 7030 7220 10952 13357 13690 13718 14060 14440 26011 26714 27380 27436 28120 34295 50653 52022 53428 54760 54872 66785 68590 101306 104044 106856 130055 133570 137180 202612 208088 253265 253783 260110 267140 274360 405224 494209 506530 507566 520220 534280 962407 988418 1013060 1015132 1040440 1268915 1924814 1976836 2026120 2030264 2471045 2537830 3849628 3953672 4812035 4942090 5075660 7699256 9389971 9624070 9884180 10151320 18285733 18779942 19248140 19768360 36571466 37559884 38496280 46949855 73142932 75119768 91428665 93899710 146285864 182857330 187799420 347428927 365714660 375598840 694857854 731429320 1389715708 1737144635 2779431416 3474289270 6948578540 13897157080
• Sum of all divisors σ(n): 33922296000
• Sum of proper divisors (its aliquot sum) s(n): 20025138920
• 13897157080 is an abundant number, because the sum of its proper divisors (20025138920) is greater than itself. Its abundance is 6127981840

Bases of 13897157080

• Binary: 1100111100010101011100100111011000₂
• Hexadecimal: 0x33C55C9D8
• Base-36: 6DU0B14

Squares and roots of 13897157080

• 13897157080 squared (13897157080²) is 193130974906194126400
• 13897157080 cubed (13897157080³) is 2683971495284918039554174912000
• The square root of 13897157080 is 117886.2039426157
• The cube root of 13897157080 is 2404.2261810275

Scales and comparisons

• 13,897,157,080 seconds is equal to 441 years, 46 weeks, 17 hours, 24 minutes, 40 seconds.
• To count from 1 to 13,897,157,080 would take you about eight hundred eighty-three 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 13897157080 cubic inches would be around 200.4 feet tall.

Recreational maths with 13897157080

• 13897157080 backwards is 08075179831
• The number of decimal digits it has is: 11
• The sum of 13897157080's digits is 49
• More coming soon!