73228689664

Names of 73228689664

• Cardinal: 73228689664 can be written as Seventy-three billion, two hundred twenty-eight million, six hundred eighty-nine thousand, six hundred sixty-four.

Scientific notation

• Scientific notation: 7.3228689664 × 10¹⁰

Factors of 73228689664

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 1316

Divisors of 73228689664

• Number of divisors d(n): 81
• Complete list of divisors:
  1 2 4 8 13 16 26 32 52 64 104 128 169 208 256 338 416 676 832 1301 1352 1664 2602 2704 3328 5204 5408 10408 10816 16913 20816 21632 33826 41632 43264 67652 83264 135304 166528 219869 270608 333056 439738 541216 879476 1082432 1692601 1758952 2164864 3385202 3517904 4329728 6770404 7035808 13540808 14071616 22003813 27081616 28143232 44007626 54163232 56286464 88015252 108326464 176030504 216652928 286049569 352061008 433305856 572099138 704122016 1144198276 1408244032 2288396552 2816488064 4576793104 5632976128 9153586208 18307172416 36614344832 73228689664
• Sum of all divisors σ(n): 158401951239
• Sum of proper divisors (its aliquot sum) s(n): 85173261575
• 73228689664 is an abundant number, because the sum of its proper divisors (85173261575) is greater than itself. Its abundance is 11944571911

Bases of 73228689664

• Binary: 1000100001100110001010010000100000000₂
• Hexadecimal: 0x110CC52100
• Base-36: XN2GYKG

Squares and roots of 73228689664

• 73228689664 squared (73228689664²) is 5362440989906420432896
• 73228689664 cubed (73228689664³) is 392684527091370218281649720786944
• 73228689664 is a perfect square number. Its square root is 270608
• The cube root of 73228689664 is 4183.6989011767

Scales and comparisons

• 73,228,689,664 seconds is equal to 2,328 years, 23 weeks, 1 day, 6 hours, 41 minutes, 4 seconds.
• To count from 1 to 73,228,689,664 would take you about four thousand, six hundred fifty-six 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 73228689664 cubic inches would be around 348.6 feet tall.

Recreational maths with 73228689664

• 73228689664 backwards is 46698682237
• The number of decimal digits it has is: 11
• The sum of 73228689664's digits is 61
• More coming soon!