2189109

Names of 2189109

• Cardinal: 2189109 can be written as Two million, one hundred eighty-nine thousand, one hundred nine.

Scientific notation

• Scientific notation: 2.189109 × 10⁶

Factors of 2189109

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 56147

Divisors of 2189109

• Number of divisors d(n): 8
• Complete list of divisors:
  1 3 13 39 56131 168393 729703 2189109
• Sum of all divisors σ(n): 3143392
• Sum of proper divisors (its aliquot sum) s(n): 954283
• 2189109 is a deficient number, because the sum of its proper divisors (954283) is less than itself. Its deficiency is 1234826

Bases of 2189109

• Binary: 1000010110011100110101₂
• Hexadecimal: 0x216735
• Base-36: 1AX4L

Squares and roots of 2189109

• 2189109 squared (2189109²) is 4792198213881
• 2189109 cubed (2189109³) is 10490644239790822029
• The square root of 2189109 is 1479.5637870669
• The cube root of 2189109 is 129.8441722621

Scales and comparisons

• 2,189,109 seconds is equal to 3 weeks, 4 days, 8 hours, 5 minutes, 9 seconds.
• To count from 1 to 2,189,109 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 2189109 cubic inches would be around 10.8 feet tall.

Recreational maths with 2189109

• 2189109 backwards is 9019812
• The number of decimal digits it has is: 7
• The sum of 2189109's digits is 30
• More coming soon!