20387640214512

Names of 20387640214512

• Cardinal: 20387640214512 can be written as Twenty trillion, three hundred eighty-seven billion, six hundred forty million, two hundred fourteen thousand, five hundred twelve.

Scientific notation

• Scientific notation: 2.0387640214512 × 10¹³

Factors of 20387640214512

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1018567301

Divisors of 20387640214512

• Number of divisors d(n): 60
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 36 48 72 139 144 278 417 556 834 1112 1251 1668 2224 2502 3336 5004 6672 10008 20016 1018567157 2037134314 3055701471 4074268628 6111402942 8148537256 9167104413 12222805884 16297074512 18334208826 24445611768 36668417652 48891223536 73336835304 141580834823 146673670608 283161669646 424742504469 566323339292 849485008938 1132646678584 1274227513407 1698970017876 2265293357168 2548455026814 3397940035752 5096910053628 6795880071504 10193820107256 20387640214512
• Sum of all divisors σ(n): 57467559054360
• Sum of proper divisors (its aliquot sum) s(n): 37079918839848
• 20387640214512 is an abundant number, because the sum of its proper divisors (37079918839848) is greater than itself. Its abundance is 16692278625336

Bases of 20387640214512

• Binary: 100101000101011011110000011011000001111110000₂
• Hexadecimal: 0x128ADE0D83F0
• Base-36: 785YAL980

Squares and roots of 20387640214512

• 20387640214512 squared (20387640214512²) is 415655873516386909375398144
• 20387640214512 cubed (20387640214512³) is 8474242402300803148805430920475566665728
• The square root of 20387640214512 is 4515267.4576941731
• The cube root of 20387640214512 is 27318.4247766945

Scales and comparisons

• 20,387,640,214,512 seconds is equal to 648,263 years, 46 weeks, 4 days, 55 minutes, 12 seconds.
• To count from 1 to 20,387,640,214,512 would take you about one million, six hundred twenty thousand, six hundred fifty-nine 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 20387640214512 cubic inches would be around 2276.5 feet tall.

Recreational maths with 20387640214512

• 20387640214512 backwards is 21541204678302
• The number of decimal digits it has is: 14
• The sum of 20387640214512's digits is 45
• More coming soon!