82490809

Names of 82490809

• Cardinal: 82490809 can be written as Eighty-two million, four hundred ninety thousand, eight hundred nine.

Scientific notation

• Scientific notation: 8.2490809 × 10⁷

Factors of 82490809

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 82490809

Divisors of 82490809

• Number of divisors d(n): 2
• Complete list of divisors:
  1 82490809
• Sum of all divisors σ(n): 82490810
• Sum of proper divisors (its aliquot sum) s(n): 1
• 82490809 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 82490808

Bases of 82490809

• Binary: 100111010101011010110111001₂
• Hexadecimal: 0x4EAB5B9
• Base-36: 1D42BD

Squares and roots of 82490809

• 82490809 squared (82490809²) is 6804733569474481
• 82490809 cubed (82490809³) is 561327977175407642545129
• The square root of 82490809 is 9082.4451003019
• The cube root of 82490809 is 435.3132178477

Scales and comparisons

• 82,490,809 seconds is equal to 2 years, 32 weeks, 2 days, 18 hours, 6 minutes, 49 seconds.
• To count from 1 to 82,490,809 would take you about three 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 82490809 cubic inches would be around 36.3 feet tall.

Recreational maths with 82490809

• 82490809 backwards is 90809428
• The number of decimal digits it has is: 8
• The sum of 82490809's digits is 40
• More coming soon!