13512599181221

Names of 13512599181221

• Cardinal: 13512599181221 can be written as Thirteen trillion, five hundred twelve billion, five hundred ninety-nine million, one hundred eighty-one thousand, two hundred twenty-one.

Scientific notation

• Scientific notation: 1.3512599181221 × 10¹³

Factors of 13512599181221

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 313

Divisors of 13512599181221

• Number of divisors d(n): 48
• Complete list of divisors:
  1 7 23 49 161 283 529 1127 1981 3703 6509 12167 13867 25921 45563 80089 85169 149707 318941 560623 596183 1047949 1842047 3443261 3924361 7335643 12894329 22665187 24102827 42367081 90260303 158656309 168719789 296569567 521299301 974442863 1110594163 2075986969 3649095107 6821100041 11989883923 25543665749 47747700287 83929187461 275767330229 587504312227 1930371311603 13512599181221
• Sum of all divisors σ(n): 16491440822400
• Sum of proper divisors (its aliquot sum) s(n): 2978841641179
• 13512599181221 is a deficient number, because the sum of its proper divisors (2978841641179) is less than itself. Its deficiency is 10533757540042

Bases of 13512599181221

• Binary: 11000100101000100101101011001001011110100101₂
• Hexadecimal: 0xC4A25AC97A5
• Base-36: 4SFLOO145

Squares and roots of 13512599181221

• 13512599181221 squared (13512599181221²) is 182590336632334439599050841
• 13512599181221 cubed (13512599181221³) is 2467270033276949111039974273625351456861
• The square root of 13512599181221 is 3675948.7457282371
• The cube root of 13512599181221 is 23818.4208665395

Scales and comparisons

• 13,512,599,181,221 seconds is equal to 429,658 years, 44 weeks, 3 days, 20 hours, 33 minutes, 41 seconds.
• To count from 1 to 13,512,599,181,221 would take you about one million, seventy-four thousand, one hundred forty-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 13512599181221 cubic inches would be around 1984.9 feet tall.

Recreational maths with 13512599181221

• 13512599181221 backwards is 12218199521531
• The number of decimal digits it has is: 14
• The sum of 13512599181221's digits is 50
• More coming soon!