13807978128

Names of 13807978128

• Cardinal: 13807978128 can be written as Thirteen billion, eight hundred seven million, nine hundred seventy-eight thousand, one hundred twenty-eight.

Scientific notation

• Scientific notation: 1.3807978128 × 10¹⁰

Factors of 13807978128

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 39949

Divisors of 13807978128

• Number of divisors d(n): 150
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 36 42 48 49 56 63 72 84 98 112 126 144 147 168 196 252 294 336 343 392 441 504 588 686 784 882 1008 1029 1176 1372 1764 2058 2352 2401 2744 3087 3528 4116 4802 5488 6174 7056 7203 8232 9604 12348 14406 16464 19208 21609 24696 28812 38416 39937 43218 49392 57624 79874 86436 115248 119811 159748 172872 239622 279559 319496 345744 359433 479244 559118 638992 718866 838677 958488 1118236 1437732 1677354 1916976 1956913 2236472 2516031 2875464 3354708 3913826 4472944 5032062 5750928 5870739 6709416 7827652 10064124 11741478 13418832 13698391 15655304 17612217 20128248 23482956 27396782 31310608 35224434 40256496 41095173 46965912 54793564 70448868 82190346 93931824 95888737 109587128 123285519 140897736 164380692 191777474 219174256 246571038 281795472 287666211 328761384 383554948 493142076 575332422 657522768 767109896 862998633 986284152 1150664844 1534219792 1725997266 1972568304 2301329688 3451994532 4602659376 6903989064 13807978128
• Sum of all divisors σ(n): 45082134214
• Sum of proper divisors (its aliquot sum) s(n): 31274156086
• 13807978128 is an abundant number, because the sum of its proper divisors (31274156086) is greater than itself. Its abundance is 17466177958

Bases of 13807978128

• Binary: 1100110111000001010000011010010000₂
• Hexadecimal: 0x337050690
• Base-36: 6CCWW40

Squares and roots of 13807978128

• 13807978128 squared (13807978128²) is 190660259983326384384
• 13807978128 cubed (13807978128³) is 2632632699728564360259592753152
• The square root of 13807978128 is 117507.3535060679
• The cube root of 13807978128 is 2399.0724499009

Scales and comparisons

• 13,807,978,128 seconds is equal to 439 years, 2 weeks, 4 days, 13 hours, 28 minutes, 48 seconds.
• To count from 1 to 13,807,978,128 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 13807978128 cubic inches would be around 199.9 feet tall.

Recreational maths with 13807978128

• 13807978128 backwards is 82187970831
• The number of decimal digits it has is: 11
• The sum of 13807978128's digits is 54
• More coming soon!