20138956002

Names of 20138956002

• Cardinal: 20138956002 can be written as Twenty billion, one hundred thirty-eight million, nine hundred fifty-six thousand and two.

Scientific notation

• Scientific notation: 2.0138956002 × 10¹⁰

Factors of 20138956002

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 76393

Divisors of 20138956002

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 6 9 11 18 22 31 33 43 62 66 86 93 99 129 186 198 258 279 341 387 473 558 682 774 946 1023 1333 1419 2046 2666 2838 3069 3999 4257 6138 7998 8514 11997 14663 23994 29326 43989 76303 87978 131967 152606 228909 263934 457818 686727 839333 1373454 1678666 2365393 2517999 3281029 4730786 5035998 6562058 7096179 7553997 9843087 14192358 15107994 19686174 21288537 26019323 29529261 36091319 42577074 52038646 59058522 72182638 78057969 101711899 108273957 156115938 203423798 216547914 234173907 305135697 324821871 468347814 610271394 649643742 915407091 1118830889 1830814182 2237661778 3356492667 6712985334 10069478001 20138956002
• Sum of all divisors σ(n): 50280062976
• Sum of proper divisors (its aliquot sum) s(n): 30141106974
• 20138956002 is an abundant number, because the sum of its proper divisors (30141106974) is greater than itself. Its abundance is 10002150972

Bases of 20138956002

• Binary: 10010110000011000000001010011100010₂
• Hexadecimal: 0x4B06014E2
• Base-36: 9927PWI

Squares and roots of 20138956002

• 20138956002 squared (20138956002²) is 405577548850491824004
• 20138956002 cubed (20138956002³) is 8167908411699060519677283472008
• The square root of 20138956002 is 141911.7895102447
• The cube root of 20138956002 is 2720.6895239537

Scales and comparisons

• 20,138,956,002 seconds is equal to 640 years, 18 weeks, 3 days, 18 hours, 26 minutes, 42 seconds.
• To count from 1 to 20,138,956,002 would take you about one thousand, two hundred eighty 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 20138956002 cubic inches would be around 226.7 feet tall.

Recreational maths with 20138956002

• 20138956002 backwards is 20065983102
• The number of decimal digits it has is: 11
• The sum of 20138956002's digits is 36
• More coming soon!