40445442

Names of 40445442

• Cardinal: 40445442 can be written as Forty million, four hundred forty-five thousand, four hundred forty-two.

Scientific notation

• Scientific notation: 4.0445442 × 10⁷

Factors of 40445442

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 2246974

Divisors of 40445442

• Number of divisors d(n): 12
• Complete list of divisors:
  1 2 3 6 9 18 2246969 4493938 6740907 13481814 20222721 40445442
• Sum of all divisors σ(n): 87631830
• Sum of proper divisors (its aliquot sum) s(n): 47186388
• 40445442 is an abundant number, because the sum of its proper divisors (47186388) is greater than itself. Its abundance is 6740946

Bases of 40445442

• Binary: 10011010010010011000000010₂
• Hexadecimal: 0x2692602
• Base-36: O2VWI

Squares and roots of 40445442

• 40445442 squared (40445442²) is 1635833778575364
• 40445442 cubed (40445442³) is 66162020213010727290888
• The square root of 40445442 is 6359.6731048065
• The cube root of 40445442 is 343.2599977425

Scales and comparisons

• 40,445,442 seconds is equal to 1 year, 14 weeks, 6 days, 2 hours, 50 minutes, 42 seconds.
• To count from 1 to 40,445,442 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 40445442 cubic inches would be around 28.6 feet tall.

Recreational maths with 40445442

• 40445442 backwards is 24454404
• The number of decimal digits it has is: 8
• The sum of 40445442's digits is 27
• More coming soon!