42899971

Names of 42899971

• Cardinal: 42899971 can be written as Forty-two million, eight hundred ninety-nine thousand, nine hundred seventy-one.

Scientific notation

• Scientific notation: 4.2899971 × 10⁷

Factors of 42899971

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 42899971

Divisors of 42899971

• Number of divisors d(n): 2
• Complete list of divisors:
  1 42899971
• Sum of all divisors σ(n): 42899972
• Sum of proper divisors (its aliquot sum) s(n): 1
• 42899971 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 42899970

Bases of 42899971

• Binary: 10100011101001101000000011₂
• Hexadecimal: 0x28E9A03
• Base-36: PJHTV

Squares and roots of 42899971

• 42899971 squared (42899971²) is 1840407511800841
• 42899971 cubed (42899971³) is 78953428884438236675611
• The square root of 42899971 is 6549.8069437197
• The cube root of 42899971 is 350.0679351123

Scales and comparisons

• 42,899,971 seconds is equal to 1 year, 18 weeks, 6 days, 12 hours, 39 minutes, 31 seconds.
• To count from 1 to 42,899,971 would take you about two years!

  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 42899971 cubic inches would be around 29.2 feet tall.

Recreational maths with 42899971

• 42899971 backwards is 17999824
• The number of decimal digits it has is: 8
• The sum of 42899971's digits is 49
• More coming soon!