72748994770012864

Names of 72748994770012864

• Cardinal: 72748994770012864 can be written as Seventy-two quadrillion, seven hundred forty-eight trillion, nine hundred ninety-four billion, seven hundred seventy million, twelve thousand, eight hundred sixty-four.

Scientific notation

• Scientific notation: 7.2748994770012864 × 10¹⁶

Factors of 72748994770012864

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 20503111

Divisors of 72748994770012864

• Number of divisors d(n): 56
• Complete list of divisors:
  1 2 4 8 16 32 64 449 898 1796 3592 7184 14368 28736 124231 248462 496924 993848 1987696 3975392 7950784 20378429 40756858 55779719 81513716 111559438 163027432 223118876 326054864 446237752 652109728 892475504 1304219456 1784951008 3569902016 9149914621 18299829242 36599658484 73199316968 146398633936 292797267872 585594535744 2531632613099 5063265226198 10126530452396 20253060904792 40506121809584 81012243619168 162024487238336 1136703043281451 2273406086562902 4546812173125804 9093624346251608 18187248692503216 36374497385006432 72748994770012864
• Sum of all divisors σ(n): 144683975565684000
• Sum of proper divisors (its aliquot sum) s(n): 71934980795671136
• 72748994770012864 is a deficient number, because the sum of its proper divisors (71934980795671136) is less than itself. Its deficiency is 814013974341728

Bases of 72748994770012864

• Binary: 100000010011101001101001101000111000010001000101011000000₂
• Hexadecimal: 0x10274D347088AC0
• Base-36: JWBD6TMOL34

Squares and roots of 72748994770012864

• 72748994770012864 squared (72748994770012864²) is 5292416240047359039037442725482496
• 72748994770012864 cubed (72748994770012864³) is 385017961367936468925759115896978824893766526828544
• The square root of 72748994770012864 is 269720215.7236510589
• The cube root of 72748994770012864 is 417454.3577006477

Scales and comparisons

• 72,748,994,770,012,864 seconds is equal to 2,313,193,006 years, 14 weeks, 13 hours, 21 minutes, 4 seconds.
• To count from 1 to 72,748,994,770,012,864 would take you about six billion, nine hundred thirty-nine million, five hundred seventy-nine thousand and eighteen 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 72748994770012864 cubic inches would be around 34787.9 feet tall.

Recreational maths with 72748994770012864

• 72748994770012864 backwards is 46821007749984727
• The number of decimal digits it has is: 17
• The sum of 72748994770012864's digits is 85
• More coming soon!