121399156949697124

Names of 121399156949697124

• Cardinal: 121399156949697124 can be written as One hundred twenty-one quadrillion, three hundred ninety-nine trillion, one hundred fifty-six billion, nine hundred forty-nine million, six hundred ninety-seven thousand, one hundred twenty-four.

Scientific notation

• Scientific notation: 1.21399156949697124 × 10¹⁷

Factors of 121399156949697124

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 5619772

Divisors of 121399156949697124

• Number of divisors d(n): 27
• Complete list of divisors:
  1 2 4 31 62 124 961 1922 3844 5619739 11239478 22478956 174211909 348423818 696847636 5400569179 10801138358 21602276716 31581466428121 63162932856242 126325865712484 979025459271751 1958050918543502 3916101837087004 30349789237424281 60699578474848562 121399156949697124
• Sum of all divisors σ(n): 219522812204681811
• Sum of proper divisors (its aliquot sum) s(n): 98123655254984687
• 121399156949697124 is a deficient number, because the sum of its proper divisors (98123655254984687) is less than itself. Its deficiency is 23275501694712437

Bases of 121399156949697124

• Binary: 110101111010010111110001111011010000001001100001001100100₂
• Hexadecimal: 0x1AF4BE3DA04C264
• Base-36: X7CEQSEI3XG

Squares and roots of 121399156949697124

• 121399156949697124 squared (121399156949697124²) is 14737755308097195520379315333871376
• 121399156949697124 cubed (121399156949697124³) is 1789151069733923332456670179559762420625401573122624
• 121399156949697124 is a perfect square number. Its square root is 348423818
• The cube root of 121399156949697124 is 495152.0220749957

Scales and comparisons

• 121,399,156,949,697,124 seconds is equal to 3,860,117,678 years, 39 weeks, 22 hours, 32 minutes, 4 seconds.
• To count from 1 to 121,399,156,949,697,124 would take you about eleven billion, five hundred eighty million, three hundred fifty-three thousand and thirty-six 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 121399156949697124 cubic inches would be around 41262.7 feet tall.

Recreational maths with 121399156949697124

• 121399156949697124 backwards is 421796949651993121
• The number of decimal digits it has is: 18
• The sum of 121399156949697124's digits is 88
• More coming soon!