15164617972

Names of 15164617972

• Cardinal: 15164617972 can be written as Fifteen billion, one hundred sixty-four million, six hundred seventeen thousand, nine hundred seventy-two.

Scientific notation

• Scientific notation: 1.5164617972 × 10¹⁰

Factors of 15164617972

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 309

Divisors of 15164617972

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 7 14 19 28 38 76 133 266 281 361 532 562 722 1124 1444 1967 2527 3934 5054 5339 6859 7868 10108 10678 13718 21356 27436 37373 48013 74746 78961 96026 101441 149492 157922 192052 202882 315844 405764 552727 710087 1105454 1420174 1500259 1927379 2210908 2840348 3000518 3854758 6001036 7709516 10501813 13491653 21003626 26983306 28504921 42007252 53966612 57009842 114019684 199534447 399068894 541593499 798137788 1083186998 2166373996 3791154493 7582308986 15164617972
• Sum of all divisors σ(n): 32128281920
• Sum of proper divisors (its aliquot sum) s(n): 16963663948
• 15164617972 is an abundant number, because the sum of its proper divisors (16963663948) is greater than itself. Its abundance is 1799045976

Bases of 15164617972

• Binary: 1110000111111000011011010011110100₂
• Hexadecimal: 0x387E1B4F4
• Base-36: 6YSME44

Squares and roots of 15164617972

• 15164617972 squared (15164617972²) is 229965638236705392784
• 15164617972 cubed (15164617972³) is 3487341050546792989481565514048
• The square root of 15164617972 is 123144.7033858947
• The cube root of 15164617972 is 2475.2011112707

Scales and comparisons

• 15,164,617,972 seconds is equal to 482 years, 9 weeks, 5 days, 9 hours, 52 minutes, 52 seconds.
• To count from 1 to 15,164,617,972 would take you about nine hundred sixty-four 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 15164617972 cubic inches would be around 206.3 feet tall.

Recreational maths with 15164617972

• 15164617972 backwards is 27971646151
• The number of decimal digits it has is: 11
• The sum of 15164617972's digits is 49
• More coming soon!