13815831942

Names of 13815831942

• Cardinal: 13815831942 can be written as Thirteen billion, eight hundred fifteen million, eight hundred thirty-one thousand, nine hundred forty-two.

Scientific notation

• Scientific notation: 1.3815831942 × 10¹⁰

Factors of 13815831942

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 2906

Divisors of 13815831942

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 6 9 11 18 22 29 33 58 66 87 99 174 198 261 319 522 638 841 957 1682 1914 2523 2861 2871 5046 5722 5742 7569 8583 9251 15138 17166 18502 24389 25749 27753 31471 48778 51498 55506 62942 73167 82969 83259 94413 146334 165938 166518 188826 219501 248907 268279 283239 439002 497814 536558 566478 746721 804837 912659 1493442 1609674 1825318 2406101 2414511 2737977 4812202 4829022 5475954 7218303 8213931 14436606 16427862 21654909 26467111 43309818 52934222 69776929 79401333 139553858 158802666 209330787 238203999 418661574 476407998 627992361 767546219 1255984722 1535092438 2302638657 4605277314 6907915971 13815831942
• Sum of all divisors σ(n): 33833648160
• Sum of proper divisors (its aliquot sum) s(n): 20017816218
• 13815831942 is an abundant number, because the sum of its proper divisors (20017816218) is greater than itself. Its abundance is 6201984276

Bases of 13815831942

• Binary: 1100110111011111001101110110000110₂
• Hexadecimal: 0x3377CDD86
• Base-36: 6CHL85I

Squares and roots of 13815831942

• 13815831942 squared (13815831942²) is 190877212249587491364
• 13815831942 cubed (13815831942³) is 2637127485997764539510400348888
• The square root of 13815831942 is 117540.7671491045
• The cube root of 13815831942 is 2399.5272183301

Scales and comparisons

• 13,815,831,942 seconds is equal to 439 years, 15 weeks, 4 days, 11 hours, 5 minutes, 42 seconds.
• To count from 1 to 13,815,831,942 would take you about eight hundred seventy-eight 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 13815831942 cubic inches would be around 200 feet tall.

Recreational maths with 13815831942

• 13815831942 backwards is 24913851831
• The number of decimal digits it has is: 11
• The sum of 13815831942's digits is 45
• More coming soon!