91243716972

Names of 91243716972

• Cardinal: 91243716972 can be written as Ninety-one billion, two hundred forty-three million, seven hundred sixteen thousand, nine hundred seventy-two.

Scientific notation

• Scientific notation: 9.1243716972 × 10¹⁰

Factors of 91243716972

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 14049

Divisors of 91243716972

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 12 29 58 87 97 116 174 194 197 291 348 388 394 582 591 788 1164 1182 2364 2813 5626 5713 8439 11252 11426 13721 16878 17139 19109 22852 27442 33756 34278 38218 41163 54884 57327 68556 76436 82326 114654 164652 229308 397909 554161 795818 1108322 1193727 1330937 1591636 1662483 2216644 2387454 2661874 2703037 3324966 3992811 4774908 5323748 5406074 6649932 7985622 8109111 10812148 15971244 16218222 32436444 38597173 77194346 78388073 115791519 154388692 156776146 231583038 235164219 262194589 313552292 463166076 470328438 524389178 786583767 940656876 1048778356 1573167534 3146335068 7603643081 15207286162 22810929243 30414572324 45621858486 91243716972
• Sum of all divisors σ(n): 223659817920
• Sum of proper divisors (its aliquot sum) s(n): 132416100948
• 91243716972 is an abundant number, because the sum of its proper divisors (132416100948) is greater than itself. Its abundance is 41172383976

Bases of 91243716972

• Binary: 1010100111110100011001010000101101100₂
• Hexadecimal: 0x153E8CA16C
• Base-36: 15X05ILO

Squares and roots of 91243716972

• 91243716972 squared (91243716972²) is 8325415886866440848784
• 91243716972 cubed (91243716972³) is 759641890855433900771426746362048
• The square root of 91243716972 is 302065.7494188971
• The cube root of 91243716972 is 4501.9533408189

Scales and comparisons

• 91,243,716,972 seconds is equal to 2,901 years, 13 weeks, 6 days, 12 hours, 56 minutes, 12 seconds.
• To count from 1 to 91,243,716,972 would take you about five thousand, eight hundred two 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 91243716972 cubic inches would be around 375.2 feet tall.

Recreational maths with 91243716972

• 91243716972 backwards is 27961734219
• The number of decimal digits it has is: 11
• The sum of 91243716972's digits is 51
• More coming soon!