13821311

Names of 13821311

• Cardinal: 13821311 can be written as Thirteen million, eight hundred twenty-one thousand, three hundred eleven.

Scientific notation

• Scientific notation: 1.3821311 × 10⁷

Factors of 13821311

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 3841

Divisors of 13821311

• Number of divisors d(n): 8
• Complete list of divisors:
  1 7 613 3221 4291 22547 1974473 13821311
• Sum of all divisors σ(n): 15826464
• Sum of proper divisors (its aliquot sum) s(n): 2005153
• 13821311 is a deficient number, because the sum of its proper divisors (2005153) is less than itself. Its deficiency is 11816158

Bases of 13821311

• Binary: 110100101110010101111111₂
• Hexadecimal: 0xD2E57F
• Base-36: 888LB

Squares and roots of 13821311

• 13821311 squared (13821311²) is 191028637758721
• 13821311 cubed (13821311³) is 2640266212369625903231
• The square root of 13821311 is 3717.7023818483
• The cube root of 13821311 is 239.9844376483

Scales and comparisons

• 13,821,311 seconds is equal to 22 weeks, 5 days, 23 hours, 15 minutes, 11 seconds.
• To count from 1 to 13,821,311 would take you about thirty-four weeks!

  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 13821311 cubic inches would be around 20 feet tall.

Recreational maths with 13821311

• 13821311 backwards is 11312831
• The number of decimal digits it has is: 8
• The sum of 13821311's digits is 20
• More coming soon!