22245

Names of 22245

• Cardinal: 22245 can be written as Twenty-two thousand, two hundred forty-five.

Scientific notation

• Scientific notation: 2.2245 × 10⁴

Factors of 22245

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 1491

Divisors of 22245

• Number of divisors d(n): 8
• Complete list of divisors:
  1 3 5 15 1483 4449 7415 22245
• Sum of all divisors σ(n): 35616
• Sum of proper divisors (its aliquot sum) s(n): 13371
• 22245 is a deficient number, because the sum of its proper divisors (13371) is less than itself. Its deficiency is 8874

Bases of 22245

• Binary: 101011011100101₂
• Hexadecimal: 0x56E5
• Base-36: H5X

Squares and roots of 22245

• 22245 squared (22245²) is 494840025
• 22245 cubed (22245³) is 11007716356125
• The square root of 22245 is 149.1475779221
• The cube root of 22245 is 28.1240246575

Scales and comparisons

• 22,245 seconds is equal to 6 hours, 10 minutes, 45 seconds.
• To count from 1 to 22,245 would take you about six hours.

  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 22245 cubic inches would be around 2.3 feet tall.

Recreational maths with 22245

• 22245 backwards is 54222
• 22245 is a Harshad number.
• The number of decimal digits it has is: 5
• The sum of 22245's digits is 15
• More coming soon!