40914921

Names of 40914921

• Cardinal: 40914921 can be written as Forty million, nine hundred fourteen thousand, nine hundred twenty-one.

Scientific notation

• Scientific notation: 4.0914921 × 10⁷

Factors of 40914921

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 13638310

Divisors of 40914921

• Number of divisors d(n): 4
• Complete list of divisors:
  1 3 13638307 40914921
• Sum of all divisors σ(n): 54553232
• Sum of proper divisors (its aliquot sum) s(n): 13638311
• 40914921 is a deficient number, because the sum of its proper divisors (13638311) is less than itself. Its deficiency is 27276610

Bases of 40914921

• Binary: 10011100000100111111101001₂
• Hexadecimal: 0x2704FE9
• Base-36: OCY5L

Squares and roots of 40914921

• 40914921 squared (40914921²) is 1674030760436241
• 40914921 cubed (40914921³) is 68492836314818726051961
• The square root of 40914921 is 6396.4772336029
• The cube root of 40914921 is 344.5830459625

Scales and comparisons

• 40,914,921 seconds is equal to 1 year, 15 weeks, 4 days, 13 hours, 15 minutes, 21 seconds.
• To count from 1 to 40,914,921 would take you about forty-nine 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 40914921 cubic inches would be around 28.7 feet tall.

Recreational maths with 40914921

• 40914921 backwards is 12941904
• The number of decimal digits it has is: 8
• The sum of 40914921's digits is 30
• More coming soon!