72906322164

Names of 72906322164

• Cardinal: 72906322164 can be written as Seventy-two billion, nine hundred six million, three hundred twenty-two thousand, one hundred sixty-four.

Scientific notation

• Scientific notation: 7.2906322164 × 10¹⁰

Factors of 72906322164

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 2203

Divisors of 72906322164

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 12 13 26 31 39 52 62 78 93 124 156 169 186 338 372 403 507 676 806 1014 1061 1093 1209 1612 2028 2122 2186 2418 3183 3279 4244 4372 4836 5239 6366 6558 10478 12732 13116 13793 14209 15717 20956 27586 28418 31434 32891 33883 41379 42627 55172 56836 62868 65782 67766 82758 85254 98673 101649 131564 135532 165516 170508 179309 184717 197346 203298 358618 369434 394692 406596 427583 440479 537927 554151 717236 738868 855166 880958 1075854 1108302 1159673 1282749 1321437 1710332 1761916 2151708 2216604 2319346 2565498 2642874 3479019 4638692 5130996 5285748 5558579 5726227 6958038 11117158 11452454 13916076 15075749 16675737 17178681 22234316 22904908 30151498 33351474 34357362 35949863 45227247 60302996 66702948 68714724 71899726 90454494 107849589 143799452 180908988 195984737 215699178 391969474 431398356 467348219 587954211 783938948 934696438 1175908422 1402044657 1869392876 2351816844 2804089314 5608178628 6075526847 12151053694 18226580541 24302107388 36453161082 72906322164
• Sum of all divisors σ(n): 190502613504
• Sum of proper divisors (its aliquot sum) s(n): 117596291340
• 72906322164 is an abundant number, because the sum of its proper divisors (117596291340) is greater than itself. Its abundance is 44689969176

Bases of 72906322164

• Binary: 1000011111001100011100011000011110100₂
• Hexadecimal: 0x10F98E30F4
• Base-36: XHQJI7O

Squares and roots of 72906322164

• 72906322164 squared (72906322164²) is 5315331811480957642896
• 72906322164 cubed (72906322164³) is 387521293456388411864213841946944
• The square root of 72906322164 is 270011.7074572879
• The cube root of 72906322164 is 4177.5507076077

Scales and comparisons

• 72,906,322,164 seconds is equal to 2,318 years, 10 weeks, 1 day, 4 hours, 9 minutes, 24 seconds.
• To count from 1 to 72,906,322,164 would take you about four thousand, six hundred thirty-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 72906322164 cubic inches would be around 348.1 feet tall.

Recreational maths with 72906322164

• 72906322164 backwards is 46122360927
• The number of decimal digits it has is: 11
• The sum of 72906322164's digits is 42
• More coming soon!