820705226

Names of 820705226

• Cardinal: 820705226 can be written as Eight hundred twenty million, seven hundred five thousand, two hundred twenty-six.

Scientific notation

• Scientific notation: 8.20705226 × 10⁸

Factors of 820705226

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 11710

Divisors of 820705226

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 11 17 22 34 187 191 374 382 2101 3247 4202 6494 11489 22978 35717 71434 126379 195313 252758 390626 2148443 2194399 4296886 4388798 24138389 37304783 48276778 74609566 410352613 820705226
• Sum of all divisors σ(n): 1429539840
• Sum of proper divisors (its aliquot sum) s(n): 608834614
• 820705226 is a deficient number, because the sum of its proper divisors (608834614) is less than itself. Its deficiency is 211870612

Bases of 820705226

• Binary: 110000111010101111011111001010₂
• Hexadecimal: 0x30EAF7CA
• Base-36: DKMK7E

Squares and roots of 820705226

• 820705226 squared (820705226²) is 673557067983711076
• 820705226 cubed (820705226³) is 552791805703468962947283176
• The square root of 820705226 is 28647.9532602243
• The cube root of 820705226 is 936.2584125001

Scales and comparisons

• 820,705,226 seconds is equal to 26 years, 4 weeks, 6 days, 21 hours, 40 minutes, 26 seconds.
• To count from 1 to 820,705,226 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 820705226 cubic inches would be around 78 feet tall.

Recreational maths with 820705226

• 820705226 backwards is 622507028
• The number of decimal digits it has is: 9
• The sum of 820705226's digits is 32
• More coming soon!