15071432138

Names of 15071432138

• Cardinal: 15071432138 can be written as Fifteen billion, seventy-one million, four hundred thirty-two thousand, one hundred thirty-eight.

Scientific notation

• Scientific notation: 1.5071432138 × 10¹⁰

Factors of 15071432138

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 2035

Divisors of 15071432138

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 7 14 61 79 122 127 158 254 427 553 854 889 1106 1759 1778 3518 4819 7747 9638 10033 12313 15494 20066 24626 33733 54229 67466 70231 107299 108458 138961 140462 214598 223393 277922 446786 612013 751093 972727 1224026 1502186 1563751 1945454 3127502 4284091 8476621 8568182 13626973 16953242 17648047 27253946 35296094 59336347 95388811 118672694 123536329 190777622 247072658 1076530867 2153061734 7535716069 15071432138
• Sum of all divisors σ(n): 26817331200
• Sum of proper divisors (its aliquot sum) s(n): 11745899062
• 15071432138 is a deficient number, because the sum of its proper divisors (11745899062) is less than itself. Its deficiency is 3325533076

Bases of 15071432138

• Binary: 1110000010010100111100110111001010₂
• Hexadecimal: 0x38253CDCA
• Base-36: 6X953GQ

Squares and roots of 15071432138

• 15071432138 squared (15071432138²) is 227148066690339251044
• 15071432138 cubed (15071432138³) is 3423446672401346282307391652072
• The square root of 15071432138 is 122765.7612610291
• The cube root of 15071432138 is 2470.1206942175

Scales and comparisons

• 15,071,432,138 seconds is equal to 479 years, 11 weeks, 4 days, 20 hours, 55 minutes, 38 seconds.
• To count from 1 to 15,071,432,138 would take you about nine hundred fifty-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 15071432138 cubic inches would be around 205.8 feet tall.

Recreational maths with 15071432138

• 15071432138 backwards is 83123417051
• The number of decimal digits it has is: 11
• The sum of 15071432138's digits is 35
• More coming soon!