40196809

Names of 40196809

• Cardinal: 40196809 can be written as Forty million, one hundred ninety-six thousand, eight hundred nine.

Scientific notation

• Scientific notation: 4.0196809 × 10⁷

Factors of 40196809

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 46406

Divisors of 40196809

• Number of divisors d(n): 4
• Complete list of divisors:
  1 883 45523 40196809
• Sum of all divisors σ(n): 40243216
• Sum of proper divisors (its aliquot sum) s(n): 46407
• 40196809 is a deficient number, because the sum of its proper divisors (46407) is less than itself. Its deficiency is 40150402

Bases of 40196809

• Binary: 10011001010101101011001001₂
• Hexadecimal: 0x2655AC9
• Base-36: NXK21

Squares and roots of 40196809

• 40196809 squared (40196809²) is 1615783453782481
• 40196809 cubed (40196809³) is 64949338877054716303129
• The square root of 40196809 is 6340.0953462863
• The cube root of 40196809 is 342.5551696875

Scales and comparisons

• 40,196,809 seconds is equal to 1 year, 14 weeks, 3 days, 5 hours, 46 minutes, 49 seconds.
• To count from 1 to 40,196,809 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 40196809 cubic inches would be around 28.5 feet tall.

Recreational maths with 40196809

• 40196809 backwards is 90869104
• The number of decimal digits it has is: 8
• The sum of 40196809's digits is 37
• More coming soon!