1391996905910442

Names of 1391996905910442

• Cardinal: 1391996905910442 can be written as One quadrillion, three hundred ninety-one trillion, nine hundred ninety-six billion, nine hundred five million, nine hundred ten thousand, four hundred forty-two.

Scientific notation

• Scientific notation: 1.391996905910442 × 10¹⁵

Factors of 1391996905910442

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 323090

Divisors of 1391996905910442

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 6 9 13 18 19 26 27 38 39 54 57 78 114 117 171 234 247 342 351 494 513 702 741 1026 1482 2223 4446 6669 13338 323053 646106 969159 1938318 2907477 4199689 5814954 6138007 8399378 8722431 12276014 12599067 17444862 18414021 25198134 36828042 37797201 55242063 75594402 79794091 110484126 113391603 159588182 165726189 226783206 239382273 331452378 478764546 718146819 1436293638 2154440457 4308880914 104363240809 208726481618 313089722427 626179444854 939269167281 1356722130517 1878538334562 1982901575371 2713444261034 2817807501843 3965803150742 4070166391551 5635615003686 5948704726113 8140332783102 11897409452226 12210499174653 17846114178339 24420998349306 25777720479823 35692228356678 36631497523959 51555440959646 53538342535017 73262995047918 77333161439469 107076685070034 154666322878938 231999484318407 463998968636814 695998452955221 1391996905910442
• Sum of all divisors σ(n): 3506615745796800
• Sum of proper divisors (its aliquot sum) s(n): 2114618839886358
• 1391996905910442 is an abundant number, because the sum of its proper divisors (2114618839886358) is greater than itself. Its abundance is 722621933975916

Bases of 1391996905910442

• Binary: 100111100100000001110001001000110101111000010101010₂
• Hexadecimal: 0x4F203891AF0AA
• Base-36: DPF6JTHFAI

Squares and roots of 1391996905910442

• 1391996905910442 squared (1391996905910442²) is 1937655386064243918192924635364
• 1391996905910442 cubed (1391996905910442³) is 2697210302122130510288726646692344239290070888
• The square root of 1391996905910442 is 37309474.7471797303
• The cube root of 1391996905910442 is 111655.3207051815

Scales and comparisons

• 1,391,996,905,910,442 seconds is equal to 44,261,195 years, 45 weeks, 4 days, 21 hours, 20 minutes, 42 seconds.
• To count from 1 to 1,391,996,905,910,442 would take you about one hundred thirty-two million, seven hundred eighty-three thousand, five hundred eighty-seven 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 1391996905910442 cubic inches would be around 9304.6 feet tall.

Recreational maths with 1391996905910442

• 1391996905910442 backwards is 2440195096991931
• The number of decimal digits it has is: 16
• The sum of 1391996905910442's digits is 72
• More coming soon!