40378799

Names of 40378799

• Cardinal: 40378799 can be written as Forty million, three hundred seventy-eight thousand, seven hundred ninety-nine.

Scientific notation

• Scientific notation: 4.0378799 × 10⁷

Factors of 40378799

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 40378799

Divisors of 40378799

• Number of divisors d(n): 2
• Complete list of divisors:
  1 40378799
• Sum of all divisors σ(n): 40378800
• Sum of proper divisors (its aliquot sum) s(n): 1
• 40378799 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 40378798

Bases of 40378799

• Binary: 10011010000010000110101111₂
• Hexadecimal: 0x26821AF
• Base-36: O1GHB

Squares and roots of 40378799

• 40378799 squared (40378799²) is 1630447408682401
• 40378799 cubed (40378799³) is 65835508195257524816399
• The square root of 40378799 is 6354.4314458495
• The cube root of 40378799 is 343.0713613079

Scales and comparisons

• 40,378,799 seconds is equal to 1 year, 14 weeks, 5 days, 8 hours, 19 minutes, 59 seconds.
• To count from 1 to 40,378,799 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 40378799 cubic inches would be around 28.6 feet tall.

Recreational maths with 40378799

• 40378799 backwards is 99787304
• 40378799 is a twin prime! Its twin is 40378801
• The number of decimal digits it has is: 8
• The sum of 40378799's digits is 47
• More coming soon!