21998033

Names of 21998033

• Cardinal: 21998033 can be written as Twenty-one million, nine hundred ninety-eight thousand and thirty-three.

Scientific notation

• Scientific notation: 2.1998033 × 10⁷

Factors of 21998033

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 21998033

Divisors of 21998033

• Number of divisors d(n): 2
• Complete list of divisors:
  1 21998033
• Sum of all divisors σ(n): 21998034
• Sum of proper divisors (its aliquot sum) s(n): 1
• 21998033 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 21998032

Bases of 21998033

• Binary: 1010011111010100111010001₂
• Hexadecimal: 0x14FA9D1
• Base-36: D3HSH

Squares and roots of 21998033

• 21998033 squared (21998033²) is 483913455869089
• 21998033 cubed (21998033³) is 10645144171352263501937
• The square root of 21998033 is 4690.2060722317
• The cube root of 21998033 is 280.1955818903

Scales and comparisons

• 21,998,033 seconds is equal to 36 weeks, 2 days, 14 hours, 33 minutes, 53 seconds.
• To count from 1 to 21,998,033 would take you about two 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 21998033 cubic inches would be around 23.3 feet tall.

Recreational maths with 21998033

• 21998033 backwards is 33089912
• The number of decimal digits it has is: 8
• The sum of 21998033's digits is 35
• More coming soon!