20418487017124

Names of 20418487017124

• Cardinal: 20418487017124 can be written as Twenty trillion, four hundred eighteen billion, four hundred eighty-seven million, seventeen thousand, one hundred twenty-four.

Scientific notation

• Scientific notation: 2.0418487017124 × 10¹³

Factors of 20418487017124

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 950

Divisors of 20418487017124

• Number of divisors d(n): 81
• Complete list of divisors:
  1 2 4 7 14 28 49 98 196 343 686 941 1372 1882 2401 3764 4802 6587 9604 13174 16807 26348 33614 46109 67228 92218 117649 184436 235298 322763 470596 645526 823543 885481 1291052 1647086 1770962 2259341 3294172 3541924 4518682 5764801 6198367 9037364 11529602 12396734 15815387 23059204 24793468 31630774 43388569 63261548 86777138 110707709 173554276 221415418 303719983 442830836 607439966 774953963 1214879932 1549907926 2126039881 3099815852 4252079762 5424677741 8504159524 10849355482 14882279167 21698710964 29764558334 59529116668 104175954169 208351908338 416703816676 729231679183 1458463358366 2916926716732 5104621754281 10209243508562 20418487017124
• Sum of all divisors σ(n): 41732091906561
• Sum of proper divisors (its aliquot sum) s(n): 21313604889437
• 20418487017124 is an abundant number, because the sum of its proper divisors (21313604889437) is greater than itself. Its abundance is 895117872313

Bases of 20418487017124

• Binary: 100101001001000001100101010100101111010100100₂
• Hexadecimal: 0x12920CAA5EA4
• Base-36: 78K4FZAG4

Squares and roots of 20418487017124

• 20418487017124 squared (20418487017124²) is 416914612068461343069231376
• 20418487017124 cubed (20418487017124³) is 8512765593769166860521972989565630082624
• 20418487017124 is a perfect square number. Its square root is 4518682
• The cube root of 20418487017124 is 27332.1955614435

Scales and comparisons

• 20,418,487,017,124 seconds is equal to 649,244 years, 37 weeks, 6 days, 5 hours, 12 minutes, 4 seconds.
• To count from 1 to 20,418,487,017,124 would take you about one million, six hundred twenty-three thousand, one hundred eleven 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 20418487017124 cubic inches would be around 2277.7 feet tall.

Recreational maths with 20418487017124

• 20418487017124 backwards is 42171078481402
• 20418487017124 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 20418487017124's digits is 49
• More coming soon!