13391120856577269989

Names of 13391120856577269989

• Cardinal: 13391120856577269989 can be written as Thirteen quintillion, three hundred ninety-one quadrillion, one hundred twenty trillion, eight hundred fifty-six billion, five hundred seventy-seven million, two hundred sixty-nine thousand, nine hundred eighty-nine.

Scientific notation

• Scientific notation: 1.3391120856577269989 × 10¹⁹

Factors of 13391120856577269989

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 3835898268859770

Divisors of 13391120856577269989

• Number of divisors d(n): 4
• Complete list of divisors:
  1 3491 3835898268856279 13391120856577269989
• Sum of all divisors σ(n): 13394956754846129760
• Sum of proper divisors (its aliquot sum) s(n): 3835898268859771
• 13391120856577269989 is a deficient number, because the sum of its proper divisors (3835898268859771) is less than itself. Its deficiency is 13387284958308410218

Bases of 13391120856577269989

• Binary: 1011100111010110110100010111100001001000100111001110000011100101₂
• Hexadecimal: 0xB9D6D178489CE0E5
• Base-36: 2TQMC62ZRI1UT

Squares and roots of 13391120856577269989

• 13391120856577269989 squared (13391120856577269989²) is 179322117795458757114814821808200060121
• 13391120856577269989 cubed (13391120856577269989³) is 2401324151656373781455276327863334280829033592391849008669
• The square root of 13391120856577269989 is 3659388044.0009733941
• The cube root of 13391120856577269989 is 2374683.0000000011

Scales and comparisons

• 13,391,120,856,577,269,989 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 13,391,120,856,577,269,989 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and nine 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 13391120856577269989 cubic inches would be around 197890.3 feet tall.

Recreational maths with 13391120856577269989

• 13391120856577269989 backwards is 98996277565802119331
• The number of decimal digits it has is: 20
• The sum of 13391120856577269989's digits is 101
• More coming soon!