123396920928

Names of 123396920928

• Cardinal: 123396920928 can be written as One hundred twenty-three billion, three hundred ninety-six million, nine hundred twenty thousand, nine hundred twenty-eight.

Scientific notation

• Scientific notation: 1.23396920928 × 10¹¹

Factors of 123396920928

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 428461536

Divisors of 123396920928

• Number of divisors d(n): 36
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 32 36 48 72 96 144 288 428461531 856923062 1285384593 1713846124 2570769186 3427692248 3856153779 5141538372 6855384496 7712307558 10283076744 13710768992 15424615116 20566153488 30849230232 41132306976 61698460464 123396920928
• Sum of all divisors σ(n): 350909994708
• Sum of proper divisors (its aliquot sum) s(n): 227513073780
• 123396920928 is an abundant number, because the sum of its proper divisors (227513073780) is greater than itself. Its abundance is 104116152852

Bases of 123396920928

• Binary: 1110010111011000001111001011001100000₂
• Hexadecimal: 0x1CBB079660
• Base-36: 1KORC9K0

Squares and roots of 123396920928

• 123396920928 squared (123396920928²) is 15226800094511084381184
• 123396920928 cubed (123396920928³) is 1878940247248847206204497859018752
• The square root of 123396920928 is 351278.9787732821
• The cube root of 123396920928 is 4978.5335828519

Scales and comparisons

• 123,396,920,928 seconds is equal to 3,923 years, 33 weeks, 2 days, 2 hours, 28 minutes, 48 seconds.
• To count from 1 to 123,396,920,928 would take you about seven thousand, eight hundred forty-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 123396920928 cubic inches would be around 414.9 feet tall.

Recreational maths with 123396920928

• 123396920928 backwards is 829029693321
• The number of decimal digits it has is: 12
• The sum of 123396920928's digits is 54
• More coming soon!