809842122

Names of 809842122

• Cardinal: 809842122 can be written as Eight hundred nine million, eight hundred forty-two thousand, one hundred twenty-two.

Scientific notation

• Scientific notation: 8.09842122 × 10⁸

Factors of 809842122

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 542151

Divisors of 809842122

• Number of divisors d(n): 24
• Complete list of divisors:
  1 2 3 6 9 18 83 166 249 498 747 1494 542063 1084126 1626189 3252378 4878567 9757134 44991229 89982458 134973687 269947374 404921061 809842122
• Sum of all divisors σ(n): 1775801664
• Sum of proper divisors (its aliquot sum) s(n): 965959542
• 809842122 is an abundant number, because the sum of its proper divisors (965959542) is greater than itself. Its abundance is 156117420

Bases of 809842122

• Binary: 110000010001010011010111001010₂
• Hexadecimal: 0x304535CA
• Base-36: DE5Q6I

Squares and roots of 809842122

• 809842122 squared (809842122²) is 655844262565462884
• 809842122 cubed (809842122³) is 531130309297539625890799848
• The square root of 809842122 is 28457.7251726135
• The cube root of 809842122 is 932.1091844369

Scales and comparisons

• 809,842,122 seconds is equal to 25 years, 39 weeks, 4 hours, 8 minutes, 42 seconds.
• To count from 1 to 809,842,122 would take you about thirty-eight 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 809842122 cubic inches would be around 77.7 feet tall.

Recreational maths with 809842122

• 809842122 backwards is 221248908
• The number of decimal digits it has is: 9
• The sum of 809842122's digits is 36
• More coming soon!