13499121867

Names of 13499121867

• Cardinal: 13499121867 can be written as Thirteen billion, four hundred ninety-nine million, one hundred twenty-one thousand, eight hundred sixty-seven.

Scientific notation

• Scientific notation: 1.3499121867 × 10¹⁰

Factors of 13499121867

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 782

Divisors of 13499121867

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 7 11 21 33 49 71 77 147 213 231 307 383 497 539 781 921 1149 1491 1617 2149 2343 2681 3377 3479 4213 5467 6447 8043 10131 10437 12639 15043 16401 18767 21797 23639 27193 29491 38269 45129 56301 65391 70917 81579 88473 114807 117581 152579 165473 190351 206437 239767 299123 352743 457737 496419 571053 619311 719301 823067 897369 1068053 1293391 1332457 1678369 2093861 2469201 3204159 3880173 3997371 5035107 5761469 6281583 8348251 9053737 11748583 14657027 17284407 25044753 27161211 35245749 43971081 58437757 63376159 91830761 175313271 190128477 275492283 409064299 642815327 1227192897 1928445981 4499707289 13499121867
• Sum of all divisors σ(n): 23298637824
• Sum of proper divisors (its aliquot sum) s(n): 9799515957
• 13499121867 is a deficient number, because the sum of its proper divisors (9799515957) is less than itself. Its deficiency is 3699605910

Bases of 13499121867

• Binary: 1100100100100111000100000011001011₂
• Hexadecimal: 0x3249C40CB
• Base-36: 679113F

Squares and roots of 13499121867

• 13499121867 squared (13499121867²) is 182226291180117565689
• 13499121867 cubed (13499121867³) is 2459894912011834266623188821363
• The square root of 13499121867 is 116185.7214420085
• The cube root of 13499121867 is 2381.0499490829

Scales and comparisons

• 13,499,121,867 seconds is equal to 429 years, 11 weeks, 6 days, 20 hours, 4 minutes, 27 seconds.
• To count from 1 to 13,499,121,867 would take you about eight hundred fifty-eight 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 13499121867 cubic inches would be around 198.4 feet tall.

Recreational maths with 13499121867

• 13499121867 backwards is 76812199431
• The number of decimal digits it has is: 11
• The sum of 13499121867's digits is 51
• More coming soon!