31816929802

Names of 31816929802

• Cardinal: 31816929802 can be written as Thirty-one billion, eight hundred sixteen million, nine hundred twenty-nine thousand, eight hundred two.

Scientific notation

• Scientific notation: 3.1816929802 × 10¹⁰

Factors of 31816929802

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 830388

Divisors of 31816929802

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 7 14 17 23 34 46 49 98 119 161 238 322 391 782 833 1127 1666 2254 2737 5474 19159 38318 830339 1660678 5812373 11624746 14115763 19097797 28231526 38195594 40686611 81373222 98810341 133684579 197620682 267369158 324662549 649325098 691672387 935792053 1383344774 1871584106 2272637843 4545275686 15908464901 31816929802
• Sum of all divisors σ(n): 61338876480
• Sum of proper divisors (its aliquot sum) s(n): 29521946678
• 31816929802 is a deficient number, because the sum of its proper divisors (29521946678) is less than itself. Its deficiency is 2294983124

Bases of 31816929802

• Binary: 11101101000011011111101001000001010₂
• Hexadecimal: 0x7686FD20A
• Base-36: EM6Z85M

Squares and roots of 31816929802

• 31816929802 squared (31816929802²) is 1012317022025395759204
• 31816929802 cubed (31816929802³) is 32208819627151704731862163397608
• The square root of 31816929802 is 178373.0074927257
• The cube root of 31816929802 is 3168.7362336689

Scales and comparisons

• 31,816,929,802 seconds is equal to 1,011 years, 35 weeks, 2 days, 12 hours, 3 minutes, 22 seconds.
• To count from 1 to 31,816,929,802 would take you about two thousand and twenty-three 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 31816929802 cubic inches would be around 264.1 feet tall.

Recreational maths with 31816929802

• 31816929802 backwards is 20892961813
• 31816929802 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 31816929802's digits is 49
• More coming soon!