13728769466118561

Names of 13728769466118561

• Cardinal: 13728769466118561 can be written as Thirteen quadrillion, seven hundred twenty-eight trillion, seven hundred sixty-nine billion, four hundred sixty-six million, one hundred eighteen thousand, five hundred sixty-one.

Scientific notation

• Scientific notation: 1.3728769466118561 × 10¹⁶

Factors of 13728769466118561

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 437625294

Divisors of 13728769466118561

• Number of divisors d(n): 24
• Complete list of divisors:
  1 3 9 109 327 981 31981 95943 287829 3485929 10457787 31373361 437593201 1312779603 3938338809 47697658909 143092976727 429278930181 13994668161181 41984004483543 125952013450629 1525418829568729 4576256488706187 13728769466118561
• Sum of all divisors σ(n): 20013001274500520
• Sum of proper divisors (its aliquot sum) s(n): 6284231808381959
• 13728769466118561 is a deficient number, because the sum of its proper divisors (6284231808381959) is less than itself. Its deficiency is 7444537657736602

Bases of 13728769466118561

• Binary: 110000110001100011111000111011001110110011000110100001₂
• Hexadecimal: 0x30C63E3B3B31A1
• Base-36: 3R6FXMHSXI9

Squares and roots of 13728769466118561

• 13728769466118561 squared (13728769466118561²) is 188479111053829318429330908710721
• 13728769466118561 cubed (13728769466118561³) is 2587586264836981301113842316140079793512637792481
• The square root of 13728769466118561 is 117169831.7235224205
• The cube root of 13728769466118561 is 239447.6270324755

Scales and comparisons

• 13,728,769,466,118,561 seconds is equal to 436,532,403 years, 7 weeks, 5 days, 17 hours, 49 minutes, 21 seconds.
• To count from 1 to 13,728,769,466,118,561 would take you about one billion, three hundred nine million, five hundred ninety-seven thousand, two hundred 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 13728769466118561 cubic inches would be around 19954 feet tall.

Recreational maths with 13728769466118561

• 13728769466118561 backwards is 16581166496782731
• The number of decimal digits it has is: 17
• The sum of 13728769466118561's digits is 81
• More coming soon!