64490109912

Names of 64490109912

• Cardinal: 64490109912 can be written as Sixty-four billion, four hundred ninety million, one hundred nine thousand, nine hundred twelve.

Scientific notation

• Scientific notation: 6.4490109912 × 10¹⁰

Factors of 64490109912

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 2277

Divisors of 64490109912

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 6 8 9 12 18 24 36 72 773 1499 1546 2319 2998 3092 4497 4638 5996 6184 6957 8994 9276 11992 13491 13914 17988 18552 26982 27828 35976 53964 55656 107928 597529 1158727 1195058 1792587 2317454 2390116 3476181 3585174 4634908 4780232 5377761 6952362 7170348 9269816 10428543 10755522 13904724 14340696 20857086 21511044 27809448 41714172 43022088 83428344 895695971 1791391942 2687087913 3582783884 5374175826 7165567768 8061263739 10748351652 16122527478 21496703304 32245054956 64490109912
• Sum of all divisors σ(n): 175003627500
• Sum of proper divisors (its aliquot sum) s(n): 110513517588
• 64490109912 is an abundant number, because the sum of its proper divisors (110513517588) is greater than itself. Its abundance is 46023407676

Bases of 64490109912

• Binary: 111100000011111010001111101111011000₂
• Hexadecimal: 0xF03E8FBD8
• Base-36: TMJQVA0

Squares and roots of 64490109912

• 64490109912 squared (64490109912²) is 4158974276461840647744
• 64490109912 cubed (64490109912³) is 268212708210204777846839834838528
• The square root of 64490109912 is 253949.0301458149
• The cube root of 64490109912 is 4010.1846692855

Scales and comparisons

• 64,490,109,912 seconds is equal to 2,050 years, 30 weeks, 3 days, 7 hours, 25 minutes, 12 seconds.
• To count from 1 to 64,490,109,912 would take you about four thousand, one hundred one 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 64490109912 cubic inches would be around 334.2 feet tall.

Recreational maths with 64490109912

• 64490109912 backwards is 21990109446
• The number of decimal digits it has is: 11
• The sum of 64490109912's digits is 45
• More coming soon!