64288490968

Names of 64288490968

• Cardinal: 64288490968 can be written as Sixty-four billion, two hundred eighty-eight million, four hundred ninety thousand, nine hundred sixty-eight.

Scientific notation

• Scientific notation: 6.4288490968 × 10¹⁰

Factors of 64288490968

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1059

Divisors of 64288490968

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 8 13 26 52 61 104 122 169 244 338 488 676 793 983 1352 1586 1966 2197 3172 3721 3932 4394 6344 7442 7864 8788 10309 12779 14884 17576 20618 25558 29768 41236 48373 51116 59963 82472 96746 102232 119926 134017 166127 193492 239852 268034 332254 386984 479704 536068 628849 664508 779519 1072136 1257698 1329016 1559038 2159651 2515396 3118076 3657743 4319302 5030792 6236152 7315486 8175037 8638604 10133747 14630972 16350074 17277208 20267494 29261944 32700148 40534988 47550659 65400296 81069976 95101318 131738711 190202636 263477422 380405272 526954844 618158567 1053909688 1236317134 2472634268 4945268536 8036061371 16072122742 32144245484 64288490968
• Sum of all divisors σ(n): 132892250400
• Sum of proper divisors (its aliquot sum) s(n): 68603759432
• 64288490968 is an abundant number, because the sum of its proper divisors (68603759432) is greater than itself. Its abundance is 4315268464

Bases of 64288490968

• Binary: 111011110111111001001000010111011000₂
• Hexadecimal: 0xEF7E485D8
• Base-36: TJ7PH3S

Squares and roots of 64288490968

• 64288490968 squared (64288490968²) is 4133010070942617577024
• 64288490968 cubed (64288490968³) is 265704980616447509346785468319232
• The square root of 64288490968 is 253551.7520507401
• The cube root of 64288490968 is 4006.0012203359

Scales and comparisons

• 64,288,490,968 seconds is equal to 2,044 years, 9 weeks, 18 hours, 9 minutes, 28 seconds.
• To count from 1 to 64,288,490,968 would take you about four thousand and eighty-eight 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 64288490968 cubic inches would be around 333.8 feet tall.

Recreational maths with 64288490968

• 64288490968 backwards is 86909488246
• The number of decimal digits it has is: 11
• The sum of 64288490968's digits is 64
• More coming soon!