72162118056

Names of 72162118056

• Cardinal: 72162118056 can be written as Seventy-two billion, one hundred sixty-two million, one hundred eighteen thousand and fifty-six.

Scientific notation

• Scientific notation: 7.2162118056 × 10¹⁰

Factors of 72162118056

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 6379

Divisors of 72162118056

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 21 24 28 42 43 56 84 86 129 168 172 258 301 344 516 602 903 1032 1204 1806 2408 3067 3257 3612 6134 6514 7224 9201 9771 12268 13028 18402 19542 21469 22799 24536 26056 36804 39084 42938 45598 64407 68397 73608 78168 85876 91196 128814 131881 136794 140051 171752 182392 257628 263762 273588 280102 395643 420153 515256 527524 547176 560204 791286 840306 923167 980357 1055048 1120408 1582572 1680612 1846334 1960714 2769501 2941071 3165144 3361224 3692668 3921428 5539002 5882142 7385336 7842856 9989219 11078004 11764284 19978438 22156008 23528568 29967657 39956876 59935314 69924533 79913752 119870628 139849066 209773599 239741256 279698132 419547198 429536417 559396264 839094396 859072834 1288609251 1678188792 1718145668 2577218502 3006754919 3436291336 5154437004 6013509838 9020264757 10308874008 12027019676 18040529514 24054039352 36081059028 72162118056
• Sum of all divisors σ(n): 211105889280
• Sum of proper divisors (its aliquot sum) s(n): 138943771224
• 72162118056 is an abundant number, because the sum of its proper divisors (138943771224) is greater than itself. Its abundance is 66781653168

Bases of 72162118056

• Binary: 1000011001101001100101000100110101000₂
• Hexadecimal: 0x10CD3289A8
• Base-36: X5FGMNC

Squares and roots of 72162118056

• 72162118056 squared (72162118056²) is 5207371282328081219136
• 72162118056 cubed (72162118056³) is 375774941236783103459248438319616
• The square root of 72162118056 is 268630.0766034957
• The cube root of 72162118056 is 4163.2877050221

Scales and comparisons

• 72,162,118,056 seconds is equal to 2,294 years, 27 weeks, 4 days, 16 hours, 47 minutes, 36 seconds.
• To count from 1 to 72,162,118,056 would take you about four thousand, five hundred eighty-nine 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 72162118056 cubic inches would be around 346.9 feet tall.

Recreational maths with 72162118056

• 72162118056 backwards is 65081126127
• The number of decimal digits it has is: 11
• The sum of 72162118056's digits is 39
• More coming soon!