31490319165

Names of 31490319165

• Cardinal: 31490319165 can be written as Thirty-one billion, four hundred ninety million, three hundred nineteen thousand, one hundred sixty-five.

Scientific notation

• Scientific notation: 3.1490319165 × 10¹⁰

Factors of 31490319165

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 1814

Divisors of 31490319165

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 5 15 41 79 123 205 237 395 593 615 1093 1185 1779 2965 3239 3279 5465 8895 9717 16195 16395 24313 44813 46847 48585 72939 86347 121565 134439 140541 224065 234235 259041 364695 431735 648149 672195 702705 1295205 1920727 1944447 3240745 3540227 5762181 9603635 9722235 10620681 17701135 26574109 28810905 51203771 53103405 79722327 132870545 153611313 256018855 398611635 768056565 2099354611 6298063833 10496773055 31490319165
• Sum of all divisors σ(n): 52402775040
• Sum of proper divisors (its aliquot sum) s(n): 20912455875
• 31490319165 is a deficient number, because the sum of its proper divisors (20912455875) is less than itself. Its deficiency is 10577863290

Bases of 31490319165

• Binary: 11101010100111110000010001100111101₂
• Hexadecimal: 0x754F8233D
• Base-36: EGSITRX

Squares and roots of 31490319165

• 31490319165 squared (31490319165²) is 991640201113566297225
• 31490319165 cubed (31490319165³) is 31227066429910991111002503817125
• The square root of 31490319165 is 177455.1187342873
• The cube root of 31490319165 is 3157.8562332183

Scales and comparisons

• 31,490,319,165 seconds is equal to 1,001 years, 15 weeks, 2 days, 6 hours, 52 minutes, 45 seconds.
• To count from 1 to 31,490,319,165 would take you about two thousand and 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 31490319165 cubic inches would be around 263.2 feet tall.

Recreational maths with 31490319165

• 31490319165 backwards is 56191309413
• The number of decimal digits it has is: 11
• The sum of 31490319165's digits is 42
• More coming soon!