428304085

Names of 428304085

• Cardinal: 428304085 can be written as Four hundred twenty-eight million, three hundred four thousand and eighty-five.

Scientific notation

• Scientific notation: 4.28304085 × 10⁸

Factors of 428304085

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 7787363

Divisors of 428304085

• Number of divisors d(n): 8
• Complete list of divisors:
  1 5 11 55 7787347 38936735 85660817 428304085
• Sum of all divisors σ(n): 560689056
• Sum of proper divisors (its aliquot sum) s(n): 132384971
• 428304085 is a deficient number, because the sum of its proper divisors (132384971) is less than itself. Its deficiency is 295919114

Bases of 428304085

• Binary: 11001100001110110011011010101₂
• Hexadecimal: 0x198766D5
• Base-36: 7301JP

Squares and roots of 428304085

• 428304085 squared (428304085²) is 183444389227687225
• 428304085 cubed (428304085³) is 78569981276548433569814125
• The square root of 428304085 is 20695.5088123003
• The cube root of 428304085 is 753.7906372963

Scales and comparisons

• 428,304,085 seconds is equal to 13 years, 32 weeks, 1 day, 5 hours, 21 minutes, 25 seconds.
• To count from 1 to 428,304,085 would take you about twenty 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 428304085 cubic inches would be around 62.8 feet tall.

Recreational maths with 428304085

• 428304085 backwards is 580403824
• The number of decimal digits it has is: 9
• The sum of 428304085's digits is 34
• More coming soon!