12931

Names of 12931

• Cardinal: 12931 can be written as Twelve thousand, nine hundred thirty-one.

Scientific notation

• Scientific notation: 1.2931 × 10⁴

Factors of 12931

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 260

Divisors of 12931

• Number of divisors d(n): 4
• Complete list of divisors:
  1 67 193 12931
• Sum of all divisors σ(n): 13192
• Sum of proper divisors (its aliquot sum) s(n): 261
• 12931 is a deficient number, because the sum of its proper divisors (261) is less than itself. Its deficiency is 12670

Bases of 12931

• Binary: 11001010000011₂
• Hexadecimal: 0x3283
• Base-36: 9Z7

Squares and roots of 12931

• 12931 squared (12931²) is 167210761
• 12931 cubed (12931³) is 2162202350491
• The square root of 12931 is 113.7145549173
• The cube root of 12931 is 23.4716725215

Scales and comparisons

• 12,931 seconds is equal to 3 hours, 35 minutes, 31 seconds.
• To count from 1 to 12,931 would take you about three hours.

  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 12931 cubic inches would be around 2 feet tall.

Recreational maths with 12931

• 12931 backwards is 13921
• The number of decimal digits it has is: 5
• The sum of 12931's digits is 16
• More coming soon!