428815297

Names of 428815297

• Cardinal: 428815297 can be written as Four hundred twenty-eight million, eight hundred fifteen thousand, two hundred ninety-seven.

Scientific notation

• Scientific notation: 4.28815297 × 10⁸

Factors of 428815297

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 3203

Divisors of 428815297

• Number of divisors d(n): 8
• Complete list of divisors:
  1 233 881 2089 205273 486737 1840409 428815297
• Sum of all divisors σ(n): 431350920
• Sum of proper divisors (its aliquot sum) s(n): 2535623
• 428815297 is a deficient number, because the sum of its proper divisors (2535623) is less than itself. Its deficiency is 426279674

Bases of 428815297

• Binary: 11001100011110011001111000001₂
• Hexadecimal: 0x198F33C1
• Base-36: 73B001

Squares and roots of 428815297

• 428815297 squared (428815297²) is 183882558941198209
• 428815297 cubed (428815297³) is 78851654125489915528203073
• The square root of 428815297 is 20707.8559247451
• The cube root of 428815297 is 754.0904193291

Scales and comparisons

• 428,815,297 seconds is equal to 13 years, 33 weeks, 3 hours, 21 minutes, 37 seconds.
• To count from 1 to 428,815,297 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 428815297 cubic inches would be around 62.8 feet tall.

Recreational maths with 428815297

• 428815297 backwards is 792518824
• The number of decimal digits it has is: 9
• The sum of 428815297's digits is 46
• More coming soon!