40138577

Names of 40138577

• Cardinal: 40138577 can be written as Forty million, one hundred thirty-eight thousand, five hundred seventy-seven.

Scientific notation

• Scientific notation: 4.0138577 × 10⁷

Factors of 40138577

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 40138577

Divisors of 40138577

• Number of divisors d(n): 2
• Complete list of divisors:
  1 40138577
• Sum of all divisors σ(n): 40138578
• Sum of proper divisors (its aliquot sum) s(n): 1
• 40138577 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 40138576

Bases of 40138577

• Binary: 10011001000111011101010001₂
• Hexadecimal: 0x2647751
• Base-36: NWB4H

Squares and roots of 40138577

• 40138577 squared (40138577²) is 1611105363584929
• 40138577 cubed (40138577³) is 64667476691366668706033
• The square root of 40138577 is 6335.5013219161
• The cube root of 40138577 is 342.3896730271

Scales and comparisons

• 40,138,577 seconds is equal to 1 year, 14 weeks, 2 days, 13 hours, 36 minutes, 17 seconds.
• To count from 1 to 40,138,577 would take you about forty-seven 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 40138577 cubic inches would be around 28.5 feet tall.

Recreational maths with 40138577

• 40138577 backwards is 77583104
• The number of decimal digits it has is: 8
• The sum of 40138577's digits is 35
• More coming soon!