40181007

Names of 40181007

• Cardinal: 40181007 can be written as Forty million, one hundred eighty-one thousand and seven.

Scientific notation

• Scientific notation: 4.0181007 × 10⁷

Factors of 40181007

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 15677

Divisors of 40181007

• Number of divisors d(n): 8
• Complete list of divisors:
  1 3 907 2721 14767 44301 13393669 40181007
• Sum of all divisors σ(n): 53637376
• Sum of proper divisors (its aliquot sum) s(n): 13456369
• 40181007 is a deficient number, because the sum of its proper divisors (13456369) is less than itself. Its deficiency is 26724638

Bases of 40181007

• Binary: 10011001010001110100001111₂
• Hexadecimal: 0x2651D0F
• Base-36: NX7V3

Squares and roots of 40181007

• 40181007 squared (40181007²) is 1614513323534049
• 40181007 cubed (40181007³) is 64872771154514887607343
• The square root of 40181007 is 6338.8490280177
• The cube root of 40181007 is 342.5102758563

Scales and comparisons

• 40,181,007 seconds is equal to 1 year, 14 weeks, 3 days, 1 hour, 23 minutes, 27 seconds.
• To count from 1 to 40,181,007 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 40181007 cubic inches would be around 28.5 feet tall.

Recreational maths with 40181007

• 40181007 backwards is 70018104
• The number of decimal digits it has is: 8
• The sum of 40181007's digits is 21
• More coming soon!