39940744

Names of 39940744

• Cardinal: 39940744 can be written as Thirty-nine million, nine hundred forty thousand, seven hundred forty-four.

Scientific notation

• Scientific notation: 3.9940744 × 10⁷

Factors of 39940744

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 4992595

Divisors of 39940744

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 4 8 4992593 9985186 19970372 39940744
• Sum of all divisors σ(n): 74888910
• Sum of proper divisors (its aliquot sum) s(n): 34948166
• 39940744 is a deficient number, because the sum of its proper divisors (34948166) is less than itself. Its deficiency is 4992578

Bases of 39940744

• Binary: 10011000010111001010001000₂
• Hexadecimal: 0x2617288
• Base-36: NS2H4

Squares and roots of 39940744

• 39940744 squared (39940744²) is 1595263031273536
• 39940744 cubed (39940744³) is 63715992344760295350784
• The square root of 39940744 is 6319.8689859839
• The cube root of 39940744 is 341.8262286505

Scales and comparisons

• 39,940,744 seconds is equal to 1 year, 14 weeks, 6 hours, 39 minutes, 4 seconds.
• To count from 1 to 39,940,744 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 39940744 cubic inches would be around 28.5 feet tall.

Recreational maths with 39940744

• 39940744 backwards is 44704993
• The number of decimal digits it has is: 8
• The sum of 39940744's digits is 40
• More coming soon!