61921431367913

Names of 61921431367913

• Cardinal: 61921431367913 can be written as Sixty-one trillion, nine hundred twenty-one billion, four hundred thirty-one million, three hundred sixty-seven thousand, nine hundred thirteen.

Scientific notation

• Scientific notation: 6.1921431367913 × 10¹³

Factors of 61921431367913

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 544

Divisors of 61921431367913

• Number of divisors d(n): 90
• Complete list of divisors:
  1 13 17 23 169 221 299 391 491 529 2197 2873 3887 5083 6383 6877 8347 8993 11293 28561 37349 50531 66079 82979 89401 108511 116909 146809 191981 241081 259739 485537 656903 859027 1078727 1162213 1410643 1519817 1908517 2495753 3134053 3376607 4098377 4415563 5544863 11167351 14023451 15108769 18338359 19757621 24810721 32444789 40742689 43895891 53278901 57402319 72083219 94262671 127531849 238398667 256849073 322539373 421782257 529654957 570646583 692625713 746230147 937081847 1225414723 1657914037 2168041433 5483169341 6885514441 7418405579 9004134269 9700991911 12182064011 15930391399 21552882481 28184538629 117053745497 126112894843 158366832143 207095088187 280187472253 366399002177 2692236146431 3642437139289 4763187028301 61921431367913
• Sum of all divisors σ(n): 74401274461122
• Sum of proper divisors (its aliquot sum) s(n): 12479843093209
• 61921431367913 is a deficient number, because the sum of its proper divisors (12479843093209) is less than itself. Its deficiency is 49441588274704

Bases of 61921431367913

• Binary: 1110000101000100110100111010111011000011101001₂
• Hexadecimal: 0x385134EBB0E9
• Base-36: LY6B9H0BT

Squares and roots of 61921431367913

• 61921431367913 squared (61921431367913²) is 3834263662651160022365975569
• 61921431367913 cubed (61921431367913³) is 237423094233336529311869450252252408517497
• The square root of 61921431367913 is 7869017.1792869407
• The cube root of 61921431367913 is 39562.1904205619

Scales and comparisons

• 61,921,431,367,913 seconds is equal to 1,968,909 years, 51 weeks, 10 hours, 11 minutes, 53 seconds.
• To count from 1 to 61,921,431,367,913 would take you about four million, nine hundred twenty-two thousand, two hundred seventy-four 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 61921431367913 cubic inches would be around 3296.8 feet tall.

Recreational maths with 61921431367913

• 61921431367913 backwards is 31976313412916
• The number of decimal digits it has is: 14
• The sum of 61921431367913's digits is 56
• More coming soon!