2020990

Names of 2020990

• Cardinal: 2020990 can be written as Two million, twenty thousand, nine hundred ninety.

Scientific notation

• Scientific notation: 2.02099 × 10⁶

Factors of 2020990

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 202106

Divisors of 2020990

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 5 10 202099 404198 1010495 2020990
• Sum of all divisors σ(n): 3637800
• Sum of proper divisors (its aliquot sum) s(n): 1616810
• 2020990 is a deficient number, because the sum of its proper divisors (1616810) is less than itself. Its deficiency is 404180

Bases of 2020990

• Binary: 111101101011001111110₂
• Hexadecimal: 0x1ED67E
• Base-36: 17BEM

Squares and roots of 2020990

• 2020990 squared (2020990²) is 4084400580100
• 2020990 cubed (2020990³) is 8254532728376299000
• The square root of 2020990 is 1421.6152784773
• The cube root of 2020990 is 126.4313343643

Scales and comparisons

• 2,020,990 seconds is equal to 3 weeks, 2 days, 9 hours, 23 minutes, 10 seconds.
• To count from 1 to 2,020,990 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 2020990 cubic inches would be around 10.5 feet tall.

Recreational maths with 2020990

• 2020990 backwards is 0990202
• The number of decimal digits it has is: 7
• The sum of 2020990's digits is 22
• More coming soon!