31801710045

Names of 31801710045

• Cardinal: 31801710045 can be written as Thirty-one billion, eight hundred one million, seven hundred ten thousand and forty-five.

Scientific notation

• Scientific notation: 3.1801710045 × 10¹⁰

Factors of 31801710045

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 8374

Divisors of 31801710045

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 5 7 15 21 35 53 105 159 265 371 757 795 1113 1855 2271 3785 5299 5565 7549 11355 15897 22647 26495 37745 40121 52843 79485 113235 120363 158529 200605 264215 280847 400097 601815 792645 842541 1200291 1404235 2000485 2800679 4212705 5714593 6001455 8402037 14003395 17143779 28572965 40002151 42010185 85718895 120006453 200010755 302873429 600032265 908620287 1514367145 2120114003 4543101435 6360342009 10600570015 31801710045
• Sum of all divisors σ(n): 59335027200
• Sum of proper divisors (its aliquot sum) s(n): 27533317155
• 31801710045 is a deficient number, because the sum of its proper divisors (27533317155) is less than itself. Its deficiency is 4268392890

Bases of 31801710045

• Binary: 11101100111100001111001010111011101₂
• Hexadecimal: 0x7678795DD
• Base-36: ELXX0IL

Squares and roots of 31801710045

• 31801710045 squared (31801710045²) is 1011348761786253902025
• 31801710045 cubed (31801710045³) is 32162620076696222858948888341125
• The square root of 31801710045 is 178330.3396649039
• The cube root of 31801710045 is 3168.2308938207

Scales and comparisons

• 31,801,710,045 seconds is equal to 1,011 years, 10 weeks, 1 day, 8 hours, 20 minutes, 45 seconds.
• To count from 1 to 31,801,710,045 would take you about two thousand and twenty-two 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 31801710045 cubic inches would be around 264 feet tall.

Recreational maths with 31801710045

• 31801710045 backwards is 54001710813
• The number of decimal digits it has is: 11
• The sum of 31801710045's digits is 30
• More coming soon!