13440551987491915

Names of 13440551987491915

• Cardinal: 13440551987491915 can be written as Thirteen quadrillion, four hundred forty trillion, five hundred fifty-one billion, nine hundred eighty-seven million, four hundred ninety-one thousand, nine hundred fifteen.

Scientific notation

• Scientific notation: 1.3440551987491915 × 10¹⁶

Factors of 13440551987491915

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 40776518511

Divisors of 13440551987491915

• Number of divisors d(n): 32
• Complete list of divisors:
  1 5 11 13 55 65 143 461 715 2305 5071 5993 25355 29965 65923 329615 40776518021 203882590105 448541698231 530094734273 2242708491155 2650473671365 5831042077003 18797974807681 29155210385015 93989874038405 206777722884491 244373672499853 1033888614422455 1221868362499265 2688110397498383 13440551987491915
• Sum of all divisors σ(n): 18989461336773312
• Sum of proper divisors (its aliquot sum) s(n): 5548909349281397
• 13440551987491915 is a deficient number, because the sum of its proper divisors (5548909349281397) is less than itself. Its deficiency is 7891642638210518

Bases of 13440551987491915

• Binary: 101111110000000001110001011110110011001011010001001011₂
• Hexadecimal: 0x2FC01C5ECCB44B
• Base-36: 3OCA0CCL0ZV

Squares and roots of 13440551987491915

• 13440551987491915 squared (13440551987491915²) is 180648437728472866430612190367225
• 13440551987491915 cubed (13440551987491915³) is 2428014718748735427624752002956842829050568485875
• The square root of 13440551987491915 is 115933394.6173056515
• The cube root of 13440551987491915 is 237760.1329970875

Scales and comparisons

• 13,440,551,987,491,915 seconds is equal to 427,367,978 years, 43 weeks, 6 days, 16 hours, 11 minutes, 55 seconds.
• To count from 1 to 13,440,551,987,491,915 would take you about one billion, two hundred eighty-two million, one hundred three thousand, nine hundred thirty-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 13440551987491915 cubic inches would be around 19813.3 feet tall.

Recreational maths with 13440551987491915

• 13440551987491915 backwards is 51919478915504431
• The number of decimal digits it has is: 17
• The sum of 13440551987491915's digits is 76
• More coming soon!