12918731554113

Names of 12918731554113

• Cardinal: 12918731554113 can be written as Twelve trillion, nine hundred eighteen billion, seven hundred thirty-one million, five hundred fifty-four thousand, one hundred thirteen.

Scientific notation

• Scientific notation: 1.2918731554113 × 10¹³

Factors of 12918731554113

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 134

Divisors of 12918731554113

• Number of divisors d(n): 100
• Complete list of divisors:
  1 3 7 11 21 33 49 77 113 147 231 339 343 539 791 1029 1243 1617 2373 2401 3729 3773 5537 7203 8701 11319 12769 16611 26103 26411 38307 38759 60907 79233 89383 116277 140459 182721 268149 271313 421377 426349 625681 813939 983213 1279047 1442897 1877043 2949639 2984443 4328691 4379767 6882491 8953329 10100279 13139301 15871867 20647473 30300837 30658369 47615601 48177437 70701953 91975107 111103069 144532311 163047361 212105859 333309207 337242059 489142083 494913671 777721483 1011726177 1141331527 1484741013 1793520971 2333164449 3423994581 3464395697 5380562913 5444050381 7989320689 10393187091 12554646797 16332151143 23967962067 37663940391 38108352667 55925244823 87882527579 114325058001 167775734469 263647582737 391476713761 615177693053 1174430141283 1845533079159 4306243851371 12918731554113
• Sum of all divisors σ(n): 22117118301168
• Sum of proper divisors (its aliquot sum) s(n): 9198386747055
• 12918731554113 is a deficient number, because the sum of its proper divisors (9198386747055) is less than itself. Its deficiency is 3720344807058

Bases of 12918731554113

• Binary: 10111011111111100000011001111011110101000001₂
• Hexadecimal: 0xBBFE067BD41
• Base-36: 4KUS77RCX

Squares and roots of 12918731554113

• 12918731554113 squared (12918731554113²) is 166893624967234888247216769
• 12918731554113 cubed (12918731554113³) is 2156053939044518546550280568730164520897
• The square root of 12918731554113 is 3594263.7012485603
• The cube root of 12918731554113 is 23464.2471598559

Scales and comparisons

• 12,918,731,554,113 seconds is equal to 410,775 years, 36 weeks, 3 days, 22 hours, 48 minutes, 33 seconds.
• To count from 1 to 12,918,731,554,113 would take you about one million, twenty-six thousand, nine hundred thirty-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 12918731554113 cubic inches would be around 1955.4 feet tall.

Recreational maths with 12918731554113

• 12918731554113 backwards is 31145513781921
• The number of decimal digits it has is: 14
• The sum of 12918731554113's digits is 51
• More coming soon!