820350146

Names of 820350146

• Cardinal: 820350146 can be written as Eight hundred twenty million, three hundred fifty thousand, one hundred forty-six.

Scientific notation

• Scientific notation: 8.20350146 × 10⁸

Factors of 820350146

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 55034

Divisors of 820350146

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 7 11 14 22 77 97 154 194 679 1067 1358 2134 7469 14938 54917 109834 384419 604087 768838 1208174 4228609 5326949 8457218 10653898 37288643 58596439 74577286 117192878 410175073 820350146
• Sum of all divisors σ(n): 1550005632
• Sum of proper divisors (its aliquot sum) s(n): 729655486
• 820350146 is a deficient number, because the sum of its proper divisors (729655486) is less than itself. Its deficiency is 90694660

Bases of 820350146

• Binary: 110000111001011000110011000010₂
• Hexadecimal: 0x30E58CC2
• Base-36: DKEY82

Squares and roots of 820350146

• 820350146 squared (820350146²) is 672974362042221316
• 820350146 cubed (820350146³) is 552074616155593114744912136
• The square root of 820350146 is 28641.7552883897
• The cube root of 820350146 is 936.1233682387

Scales and comparisons

• 820,350,146 seconds is equal to 26 years, 4 weeks, 2 days, 19 hours, 2 minutes, 26 seconds.
• To count from 1 to 820,350,146 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 820350146 cubic inches would be around 78 feet tall.

Recreational maths with 820350146

• 820350146 backwards is 641053028
• The number of decimal digits it has is: 9
• The sum of 820350146's digits is 29
• More coming soon!