428228

Names of 428228

• Cardinal: 428228 can be written as Four hundred twenty-eight thousand, two hundred twenty-eight.

Scientific notation

• Scientific notation: 4.28228 × 10⁵

Factors of 428228

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 107059

Divisors of 428228

• Number of divisors d(n): 6
• Complete list of divisors:
  1 2 4 107057 214114 428228
• Sum of all divisors σ(n): 749406
• Sum of proper divisors (its aliquot sum) s(n): 321178
• 428228 is a deficient number, because the sum of its proper divisors (321178) is less than itself. Its deficiency is 107050

Bases of 428228

• Binary: 1101000100011000100₂
• Hexadecimal: 0x688C4
• Base-36: 96F8

Squares and roots of 428228

• 428228 squared (428228²) is 183379219984
• 428228 cubed (428228³) is 78528116615308352
• The square root of 428228 is 654.3913202357
• The cube root of 428228 is 75.3745999573

Scales and comparisons

• 428,228 seconds is equal to 4 days, 22 hours, 57 minutes, 8 seconds.
• To count from 1 to 428,228 would take you about four days.

  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 428228 cubic inches would be around 6.3 feet tall.

Recreational maths with 428228

• 428228 backwards is 822824
• The number of decimal digits it has is: 6
• The sum of 428228's digits is 26
• More coming soon!