72817902016125

Names of 72817902016125

• Cardinal: 72817902016125 can be written as Seventy-two trillion, eight hundred seventeen billion, nine hundred two million, sixteen thousand, one hundred twenty-five.

Scientific notation

• Scientific notation: 7.2817902016125 × 10¹³

Factors of 72817902016125

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 845

Divisors of 72817902016125

• Number of divisors d(n): 128
• Complete list of divisors:
  1 3 5 7 15 21 25 35 61 75 105 125 175 183 305 375 427 525 769 875 915 1281 1525 2135 2307 2625 3845 4575 5383 6405 7625 10675 11535 16149 19225 22875 26915 32025 46909 53375 57675 80745 96125 134575 140727 160125 234545 288375 328363 403725 591361 672875 703635 985089 1172725 1641815 1774083 2018625 2956805 3518175 4139527 4925445 5863625 8209075 8870415 12418581 14784025 17590875 20697635 24627225 36073021 41045375 44352075 62092905 73920125 103488175 108219063 123136125 180365105 221760375 252511147 310464525 454756609 517440875 541095315 757533441 901825525 1262555735 1364269827 1552322625 2273783045 2705476575 3183296263 3787667205 4509127625 6312778675 6821349135 9549888789 11368915225 13527382875 15916481315 18938336025 27740153149 31563893375 34106745675 47749443945 56844576125 79582406575 83220459447 94691680125 138700765745 170533728375 194181072043 238747219725 397912032875 416102297235 582543216129 693503828725 970905360215 1193736098625 2080511486175 2912716080645 3467519143625 4854526801075 10402557430875 14563580403225 24272634005375 72817902016125
• Sum of all divisors σ(n): 140932256424960
• Sum of proper divisors (its aliquot sum) s(n): 68114354408835
• 72817902016125 is a deficient number, because the sum of its proper divisors (68114354408835) is less than itself. Its deficiency is 4703547607290

Bases of 72817902016125

• Binary: 10000100011101000111101001011101101011001111101₂
• Hexadecimal: 0x423A3D2ED67D
• Base-36: PT82YRA7X

Squares and roots of 72817902016125

• 72817902016125 squared (72817902016125²) is 5302446854029981339760015625
• 72817902016125 cubed (72817902016125³) is 386113055462465441781706970403349001953125
• The square root of 72817902016125 is 8533340.6129208859
• The cube root of 72817902016125 is 41758.6119213161

Scales and comparisons

• 72,817,902,016,125 seconds is equal to 2,315,384 years, 2 weeks, 1 day, 20 hours, 28 minutes, 45 seconds.
• To count from 1 to 72,817,902,016,125 would take you about five million, seven hundred eighty-eight thousand, four hundred sixty 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 72817902016125 cubic inches would be around 3479.9 feet tall.

Recreational maths with 72817902016125

• 72817902016125 backwards is 52161020971827
• The number of decimal digits it has is: 14
• The sum of 72817902016125's digits is 51
• More coming soon!