40142495

Names of 40142495

• Cardinal: 40142495 can be written as Forty million, one hundred forty-two thousand, four hundred ninety-five.

Scientific notation

• Scientific notation: 4.0142495 × 10⁷

Factors of 40142495

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 7569

Divisors of 40142495

• Number of divisors d(n): 8
• Complete list of divisors:
  1 5 1277 6287 6385 31435 8028499 40142495
• Sum of all divisors σ(n): 48216384
• Sum of proper divisors (its aliquot sum) s(n): 8073889
• 40142495 is a deficient number, because the sum of its proper divisors (8073889) is less than itself. Its deficiency is 32068606

Bases of 40142495

• Binary: 10011001001000011010011111₂
• Hexadecimal: 0x264869F
• Base-36: NWE5B

Squares and roots of 40142495

• 40142495 squared (40142495²) is 1611419904825025
• 40142495 cubed (40142495³) is 64686415472339041937375
• The square root of 40142495 is 6335.8105243133
• The cube root of 40142495 is 342.4008130921

Scales and comparisons

• 40,142,495 seconds is equal to 1 year, 14 weeks, 2 days, 14 hours, 41 minutes, 35 seconds.
• To count from 1 to 40,142,495 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 40142495 cubic inches would be around 28.5 feet tall.

Recreational maths with 40142495

• 40142495 backwards is 59424104
• The number of decimal digits it has is: 8
• The sum of 40142495's digits is 29
• More coming soon!