83215720238209

Names of 83215720238209

• Cardinal: 83215720238209 can be written as Eighty-three trillion, two hundred fifteen billion, seven hundred twenty million, two hundred thirty-eight thousand, two hundred nine.

Scientific notation

• Scientific notation: 8.3215720238209 × 10¹³

Factors of 83215720238209

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 577

Divisors of 83215720238209

• Number of divisors d(n): 72
• Complete list of divisors:
  1 13 29 113 193 229 377 1469 2509 2977 3277 5597 6641 21809 25877 37249 42601 44197 52441 72761 86333 283517 336401 484237 574561 632461 681733 750433 1080221 1281713 1520789 4209137 4994261 5925833 8221993 8530021 9755629 10121113 14042873 16662269 19770257 54718781 64925393 77035829 110890273 122064973 131574469 144833569 171849157 247370609 293512277 963892373 1143685769 1586844649 1882836397 1953374809 2234039041 3215817917 3815659601 12530600849 14867914997 25393872517 27952878817 33166887301 56647869461 220731353417 363387424621 431169534913 736422302993 2869507594421 6401209249093 83215720238209
• Sum of all divisors σ(n): 94427032913640
• Sum of proper divisors (its aliquot sum) s(n): 11211312675431
• 83215720238209 is a deficient number, because the sum of its proper divisors (11211312675431) is less than itself. Its deficiency is 72004407562778

Bases of 83215720238209

• Binary: 10010111010111100101011011100011100110010000001₂
• Hexadecimal: 0x4BAF2B71CC81
• Base-36: THWRV9HMP

Squares and roots of 83215720238209

• 83215720238209 squared (83215720238209²) is 6924856094763866947703527681
• 83215720238209 cubed (83215720238209³) is 576256887471726463514957384259854945363329
• The square root of 83215720238209 is 9122265.0826540335
• The cube root of 83215720238209 is 43658.4646614891

Scales and comparisons

• 83,215,720,238,209 seconds is equal to 2,646,002 years, 26 weeks, 3 hours, 56 minutes, 49 seconds.
• To count from 1 to 83,215,720,238,209 would take you about six million, six hundred fifteen thousand and 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 83215720238209 cubic inches would be around 3638.2 feet tall.

Recreational maths with 83215720238209

• 83215720238209 backwards is 90283202751238
• The number of decimal digits it has is: 14
• The sum of 83215720238209's digits is 52
• More coming soon!