40490431

Names of 40490431

• Cardinal: 40490431 can be written as Forty million, four hundred ninety thousand, four hundred thirty-one.

Scientific notation

• Scientific notation: 4.0490431 × 10⁷

Factors of 40490431

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 40490431

Divisors of 40490431

• Number of divisors d(n): 2
• Complete list of divisors:
  1 40490431
• Sum of all divisors σ(n): 40490432
• Sum of proper divisors (its aliquot sum) s(n): 1
• 40490431 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 40490430

Bases of 40490431

• Binary: 10011010011101010110111111₂
• Hexadecimal: 0x269D5BF
• Base-36: O3UM7

Squares and roots of 40490431

• 40490431 squared (40490431²) is 1639475002565761
• 40490431 cubed (40490431³) is 66383049467613768732991
• The square root of 40490431 is 6363.2091746225
• The cube root of 40490431 is 343.3872242885

Scales and comparisons

• 40,490,431 seconds is equal to 1 year, 14 weeks, 6 days, 15 hours, 20 minutes, 31 seconds.
• To count from 1 to 40,490,431 would take you about forty-eight 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 40490431 cubic inches would be around 28.6 feet tall.

Recreational maths with 40490431

• 40490431 backwards is 13409404
• The number of decimal digits it has is: 8
• The sum of 40490431's digits is 25
• More coming soon!