2221399

Names of 2221399

• Cardinal: 2221399 can be written as Two million, two hundred twenty-one thousand, three hundred ninety-nine.

Scientific notation

• Scientific notation: 2.221399 × 10⁶

Factors of 2221399

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 2221399

Divisors of 2221399

• Number of divisors d(n): 2
• Complete list of divisors:
  1 2221399
• Sum of all divisors σ(n): 2221400
• Sum of proper divisors (its aliquot sum) s(n): 1
• 2221399 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 2221398

Bases of 2221399

• Binary: 1000011110010101010111₂
• Hexadecimal: 0x21E557
• Base-36: 1BM1J

Squares and roots of 2221399

• 2221399 squared (2221399²) is 4934613517201
• 2221399 cubed (2221399³) is 10961745532496784199
• The square root of 2221399 is 1490.4358422959
• The cube root of 2221399 is 130.4794720183

Scales and comparisons

• 2,221,399 seconds is equal to 3 weeks, 4 days, 17 hours, 3 minutes, 19 seconds.
• To count from 1 to 2,221,399 would take you about five weeks!

  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 2221399 cubic inches would be around 10.9 feet tall.

Recreational maths with 2221399

• 2221399 backwards is 9931222
• The number of decimal digits it has is: 7
• The sum of 2221399's digits is 28
• More coming soon!