40904542

Names of 40904542

• Cardinal: 40904542 can be written as Forty million, nine hundred four thousand, five hundred forty-two.

Scientific notation

• Scientific notation: 4.0904542 × 10⁷

Factors of 40904542

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 2921762

Divisors of 40904542

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 7 14 2921753 5843506 20452271 40904542
• Sum of all divisors σ(n): 70122096
• Sum of proper divisors (its aliquot sum) s(n): 29217554
• 40904542 is a deficient number, because the sum of its proper divisors (29217554) is less than itself. Its deficiency is 11686988

Bases of 40904542

• Binary: 10011100000010011101011110₂
• Hexadecimal: 0x270275E
• Base-36: OCQ5A

Squares and roots of 40904542

• 40904542 squared (40904542²) is 1673181556229764
• 40904542 cubed (40904542³) is 68440725240425743188088
• The square root of 40904542 is 6395.6658762009
• The cube root of 40904542 is 344.5539063903

Scales and comparisons

• 40,904,542 seconds is equal to 1 year, 15 weeks, 4 days, 10 hours, 22 minutes, 22 seconds.
• To count from 1 to 40,904,542 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 40904542 cubic inches would be around 28.7 feet tall.

Recreational maths with 40904542

• 40904542 backwards is 24540904
• The number of decimal digits it has is: 8
• The sum of 40904542's digits is 28
• More coming soon!