13286521040

Names of 13286521040

• Cardinal: 13286521040 can be written as Thirteen billion, two hundred eighty-six million, five hundred twenty-one thousand and forty.

Scientific notation

• Scientific notation: 1.328652104 × 10¹⁰

Factors of 13286521040

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 13122

Divisors of 13286521040

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 4 5 8 10 13 16 20 26 40 52 65 80 104 130 208 260 520 1040 1061 2122 4244 5305 8488 10610 12041 13793 16976 21220 24082 27586 42440 48164 55172 60205 68965 84880 96328 110344 120410 137930 156533 192656 220688 240820 275860 313066 481640 551720 626132 782665 963280 1103440 1252264 1565330 2504528 3130660 6261320 12522640 12775501 25551002 51102004 63877505 102204008 127755010 166081513 204408016 255510020 332163026 511020040 664326052 830407565 1022040080 1328652104 1660815130 2657304208 3321630260 6643260520 13286521040
• Sum of all divisors σ(n): 33301524816
• Sum of proper divisors (its aliquot sum) s(n): 20015003776
• 13286521040 is an abundant number, because the sum of its proper divisors (20015003776) is greater than itself. Its abundance is 6728482736

Bases of 13286521040

• Binary: 1100010111111100000011100011010000₂
• Hexadecimal: 0x317F038D0
• Base-36: 63QG98W

Squares and roots of 13286521040

• 13286521040 squared (13286521040²) is 176531641346362681600
• 13286521040 cubed (13286521040³) is 2345491366974181696549220864000
• The square root of 13286521040 is 115267.1724299681
• The cube root of 13286521040 is 2368.4838433719

Scales and comparisons

• 13,286,521,040 seconds is equal to 422 years, 24 weeks, 3 days, 4 hours, 17 minutes, 20 seconds.
• To count from 1 to 13,286,521,040 would take you about eight hundred forty-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 13286521040 cubic inches would be around 197.4 feet tall.

Recreational maths with 13286521040

• 13286521040 backwards is 04012568231
• The number of decimal digits it has is: 11
• The sum of 13286521040's digits is 32
• More coming soon!