209990

209,990 is an even composite number composed of five prime numbers multiplied together.

What does the number 209990 look like?

This visualization shows the relationship between its 5 prime factors (large circles) and 32 divisors.

209990 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of thirty-two divisors.

Prime factorization of 209990:

2 × 5 × 11 × 23 × 83

See below for interesting mathematical facts about the number 209990 from the Numbermatics database.

Names of 209990

Cardinal: 209990 can be written as Two hundred nine thousand, nine hundred ninety.

Scientific notation

Scientific notation: 2.0999 × 10⁵

Factors of 209990

Number of distinct prime factors ω(n): 5
Total number of prime factors Ω(n): 5
Sum of prime factors: 124

Divisors of 209990

Number of divisors d(n): 32
Complete list of divisors:
1 2 5 10 11 22 23 46 55 83 110 115 166 230 253 415 506 830 913 1265 1826 1909 2530 3818 4565 9130 9545 19090 20999 41998 104995 209990
Sum of all divisors σ(n): 435456
Sum of proper divisors (its aliquot sum) s(n): 225466
209990 is an abundant number, because the sum of its proper divisors (225466) is greater than itself. Its abundance is 15476

Bases of 209990

Binary: 110011010001000110₂
Hexadecimal: 0x33446
Base-36: 4I12

Squares and roots of 209990

209990 squared (209990²) is 44095800100
209990 cubed (209990³) is 9259677062999000
The square root of 209990 is 458.2466584711
The cube root of 209990 is 59.4382760329

Scales and comparisons

How big is 209990?

209,990 seconds is equal to 2 days, 10 hours, 19 minutes, 50 seconds.
To count from 1 to 209,990 would take you about two days.

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 209990 cubic inches would be around 5 feet tall.

Recreational maths with 209990

209990 backwards is 099902
The number of decimal digits it has is: 6
The sum of 209990's digits is 29
More coming soon!

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The information we have on file for 209990 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!

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