20400013088

Names of 20400013088

• Cardinal: 20400013088 can be written as Twenty billion, four hundred million, thirteen thousand and eighty-eight.

Scientific notation

• Scientific notation: 2.0400013088 × 10¹⁰

Factors of 20400013088

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 98762

Divisors of 20400013088

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 7 8 13 14 16 26 28 32 52 56 71 91 104 112 142 182 208 224 284 364 416 497 568 728 923 994 1136 1456 1846 1988 2272 2912 3692 3976 6461 7384 7952 12922 14768 15904 25844 29536 51688 98669 103376 197338 206752 394676 690683 789352 1282697 1381366 1578704 2565394 2762732 3157408 5130788 5525464 7005499 8978879 10261576 11050928 14010998 17957758 20523152 22101856 28021996 35915516 41046304 49038493 56043992 71831032 91071487 98076986 112087984 143662064 182142974 196153972 224175968 287324128 364285948 392307944 637500409 728571896 784615888 1275000818 1457143792 1569231776 2550001636 2914287584 5100003272 10200006544 20400013088
• Sum of all divisors σ(n): 50127517440
• Sum of proper divisors (its aliquot sum) s(n): 29727504352
• 20400013088 is an abundant number, because the sum of its proper divisors (29727504352) is greater than itself. Its abundance is 9327491264

Bases of 20400013088

• Binary: 10010111111111011110111111100100000₂
• Hexadecimal: 0x4BFEF7F20
• Base-36: 9DDN2U8

Squares and roots of 20400013088

• 20400013088 squared (20400013088²) is 416160533990571295744
• 20400013088 cubed (20400013088³) is 8489680340116723301774718697472
• The square root of 20400013088 is 142828.6143880141
• The cube root of 20400013088 is 2732.3950004339

Scales and comparisons

• 20,400,013,088 seconds is equal to 648 years, 34 weeks, 1 day, 6 hours, 18 minutes, 8 seconds.
• To count from 1 to 20,400,013,088 would take you about one thousand, two hundred ninety-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 20400013088 cubic inches would be around 227.7 feet tall.

Recreational maths with 20400013088

• 20400013088 backwards is 88031000402
• 20400013088 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20400013088's digits is 26
• More coming soon!