13681496402

Names of 13681496402

• Cardinal: 13681496402 can be written as Thirteen billion, six hundred eighty-one million, four hundred ninety-six thousand, four hundred two.

Scientific notation

• Scientific notation: 1.3681496402 × 10¹⁰

Factors of 13681496402

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 74

Divisors of 13681496402

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 7 14 17 19 29 34 38 58 119 133 203 238 266 289 323 361 406 493 551 578 646 722 986 1102 2023 2261 2527 3451 3857 4046 4522 4913 5054 5491 6137 6859 6902 7714 8381 9367 9826 10469 10982 12274 13718 16762 18734 20938 34391 38437 42959 48013 58667 65569 68782 73283 76874 85918 93347 96026 104329 116603 117334 131138 142477 146566 159239 177973 186694 198911 208658 233206 284954 318478 355946 397822 653429 730303 816221 997339 1114673 1245811 1306858 1392377 1460606 1632442 1773593 1982251 1994678 2229346 2491622 2707063 2784754 3025541 3381487 3547186 3964502 5414126 6051082 6762974 12415151 13875757 18949441 21178787 23670409 24830302 27751514 33698267 37898882 42357574 47340818 51434197 57485279 67396534 102868394 114970558 235887869 360039379 402396953 471775738 720078758 804793906 977249743 1954499486 6840748201 13681496402
• Sum of all divisors σ(n): 27210816000
• Sum of proper divisors (its aliquot sum) s(n): 13529319598
• 13681496402 is a deficient number, because the sum of its proper divisors (13529319598) is less than itself. Its deficiency is 152176804

Bases of 13681496402

• Binary: 1100101111011110110001000101010010₂
• Hexadecimal: 0x32F7B1152
• Base-36: 6A9LY6Q

Squares and roots of 13681496402

• 13681496402 squared (13681496402²) is 187183343797938945604
• 13681496402 cubed (13681496402³) is 2560948244685830699296799716808
• The square root of 13681496402 is 116967.9289463571
• The cube root of 13681496402 is 2391.7247636587

Scales and comparisons

• 13,681,496,402 seconds is equal to 435 years, 1 week, 3 days, 15 hours, 40 minutes, 2 seconds.
• To count from 1 to 13,681,496,402 would take you about eight hundred seventy 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 13681496402 cubic inches would be around 199.3 feet tall.

Recreational maths with 13681496402

• 13681496402 backwards is 20469418631
• The number of decimal digits it has is: 11
• The sum of 13681496402's digits is 44
• More coming soon!