820149710

Names of 820149710

• Cardinal: 820149710 can be written as Eight hundred twenty million, one hundred forty-nine thousand, seven hundred ten.

Scientific notation

• Scientific notation: 8.2014971 × 10⁸

Factors of 820149710

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 82014978

Divisors of 820149710

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 5 10 82014971 164029942 410074855 820149710
• Sum of all divisors σ(n): 1476269496
• Sum of proper divisors (its aliquot sum) s(n): 656119786
• 820149710 is a deficient number, because the sum of its proper divisors (656119786) is less than itself. Its deficiency is 164029924

Bases of 820149710

• Binary: 110000111000100111110111001110₂
• Hexadecimal: 0x30E27DCE
• Base-36: DKANKE

Squares and roots of 820149710

• 820149710 squared (820149710²) is 672645546813084100
• 820149710 cubed (820149710³) is 551670050151542348820611000
• The square root of 820149710 is 28638.2560572393
• The cube root of 820149710 is 936.0471210787

Scales and comparisons

• 820,149,710 seconds is equal to 26 years, 4 weeks, 11 hours, 21 minutes, 50 seconds.
• To count from 1 to 820,149,710 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 820149710 cubic inches would be around 78 feet tall.

Recreational maths with 820149710

• 820149710 backwards is 017941028
• The number of decimal digits it has is: 9
• The sum of 820149710's digits is 32
• More coming soon!