820636066

Names of 820636066

• Cardinal: 820636066 can be written as Eight hundred twenty million, six hundred thirty-six thousand and sixty-six.

Scientific notation

• Scientific notation: 8.20636066 × 10⁸

Factors of 820636066

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 59936

Divisors of 820636066

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 7883 15766 52051 104102 410318033 820636066
• Sum of all divisors σ(n): 1231133904
• Sum of proper divisors (its aliquot sum) s(n): 410497838
• 820636066 is a deficient number, because the sum of its proper divisors (410497838) is less than itself. Its deficiency is 410138228

Bases of 820636066

• Binary: 110000111010011110100110100010₂
• Hexadecimal: 0x30E9E9A2
• Base-36: DKL2UA

Squares and roots of 820636066

• 820636066 squared (820636066²) is 673443552819956356
• 820636066 cubed (820636066³) is 552652067859232190279535496
• The square root of 820636066 is 28646.7461677589
• The cube root of 820636066 is 936.2321125779

Scales and comparisons

• 820,636,066 seconds is equal to 26 years, 4 weeks, 6 days, 2 hours, 27 minutes, 46 seconds.
• To count from 1 to 820,636,066 would take you about thirty-nine 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 820636066 cubic inches would be around 78 feet tall.

Recreational maths with 820636066

• 820636066 backwards is 660636028
• The number of decimal digits it has is: 9
• The sum of 820636066's digits is 37
• More coming soon!