31421713

Names of 31421713

• Cardinal: 31421713 can be written as Thirty-one million, four hundred twenty-one thousand, seven hundred thirteen.

Scientific notation

• Scientific notation: 3.1421713 × 10⁷

Factors of 31421713

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 31421713

Divisors of 31421713

• Number of divisors d(n): 2
• Complete list of divisors:
  1 31421713
• Sum of all divisors σ(n): 31421714
• Sum of proper divisors (its aliquot sum) s(n): 1
• 31421713 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 31421712

Bases of 31421713

• Binary: 1110111110111010100010001₂
• Hexadecimal: 0x1DF7511
• Base-36: IPH5D

Squares and roots of 31421713

• 31421713 squared (31421713²) is 987324047854369
• 31421713 cubed (31421713³) is 31023412869678248514097
• The square root of 31421713 is 5605.5073811387
• The cube root of 31421713 is 315.5561285275

Scales and comparisons

• 31,421,713 seconds is equal to 51 weeks, 6 days, 16 hours, 15 minutes, 13 seconds.
• To count from 1 to 31,421,713 would take you about twenty-five 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 31421713 cubic inches would be around 26.3 feet tall.

Recreational maths with 31421713

• 31421713 backwards is 31712413
• The number of decimal digits it has is: 8
• The sum of 31421713's digits is 22
• More coming soon!