83688125521

Names of 83688125521

• Cardinal: 83688125521 can be written as Eighty-three billion, six hundred eighty-eight million, one hundred twenty-five thousand, five hundred twenty-one.

Scientific notation

• Scientific notation: 8.3688125521 × 10¹⁰

Factors of 83688125521

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 48

Divisors of 83688125521

• Number of divisors d(n): 135
• Complete list of divisors:
  1 7 11 13 17 49 77 91 119 121 143 169 187 221 289 539 637 833 847 1001 1183 1309 1547 1573 1859 2023 2057 2431 2873 3179 3757 4913 5929 7007 8281 9163 10829 11011 13013 14161 14399 17017 20111 20449 22253 26299 26741 31603 34391 34969 41327 48841 54043 63869 77077 83521 91091 100793 119119 140777 143143 155771 184093 187187 221221 240737 244783 289289 341887 347633 378301 447083 454597 537251 584647 594473 702559 830297 918731 1002001 1085773 1310309 1548547 1713481 2025023 2393209 2433431 2648107 3129581 3182179 3760757 4092529 4161311 4917913 5812079 5909761 6431117 7600411 7728149 9133267 10106041 11943503 14115049 17034017 22275253 26325299 29129177 34425391 40684553 41368327 45017819 53202877 54097043 63932869 70742287 83604521 98805343 100465937 131378533 155265539 289578289 378679301 447530083 495196009 585231647 691637401 703261559 919649731 1086858773 1707920929 4922830913 6437548117 7608011411 11955446503 83688125521
• Sum of all divisors σ(n): 123112430343
• Sum of proper divisors (its aliquot sum) s(n): 39424304822
• 83688125521 is a deficient number, because the sum of its proper divisors (39424304822) is less than itself. Its deficiency is 44263820699

Bases of 83688125521

• Binary: 1001101111100001100110111010001010001₂
• Hexadecimal: 0x137C337451
• Base-36: 12G1QYXD

Squares and roots of 83688125521

• 83688125521 squared (83688125521²) is 7003702353218651521441
• 83688125521 cubed (83688125521³) is 586126721647885586884712030795761
• 83688125521 is a perfect square number. Its square root is 289289
• The cube root of 83688125521 is 4374.0923377843

Scales and comparisons

• 83,688,125,521 seconds is equal to 2,661 years, 1 week, 1 day, 13 hours, 32 minutes, 1 second.
• To count from 1 to 83,688,125,521 would take you about five thousand, three hundred twenty-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 83688125521 cubic inches would be around 364.5 feet tall.

Recreational maths with 83688125521

• 83688125521 backwards is 12552188638
• 83688125521 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 83688125521's digits is 49
• More coming soon!