13231047

Names of 13231047

• Cardinal: 13231047 can be written as Thirteen million, two hundred thirty-one thousand and forty-seven.

Scientific notation

• Scientific notation: 1.3231047 × 10⁷

Factors of 13231047

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 152113

Divisors of 13231047

• Number of divisors d(n): 8
• Complete list of divisors:
  1 3 29 87 152081 456243 4410349 13231047
• Sum of all divisors σ(n): 18249840
• Sum of proper divisors (its aliquot sum) s(n): 5018793
• 13231047 is a deficient number, because the sum of its proper divisors (5018793) is less than itself. Its deficiency is 8212254

Bases of 13231047

• Binary: 110010011110001111000111₂
• Hexadecimal: 0xC9E3C7
• Base-36: 7VL53

Squares and roots of 13231047

• 13231047 squared (13231047²) is 175060604716209
• 13231047 cubed (13231047³) is 2316235088848582940823
• The square root of 13231047 is 3637.4506182215
• The cube root of 13231047 is 236.5182937843

Scales and comparisons

• 13,231,047 seconds is equal to 21 weeks, 6 days, 3 hours, 17 minutes, 27 seconds.
• To count from 1 to 13,231,047 would take you about thirty-two 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 13231047 cubic inches would be around 19.7 feet tall.

Recreational maths with 13231047

• 13231047 backwards is 74013231
• The number of decimal digits it has is: 8
• The sum of 13231047's digits is 21
• More coming soon!