204990

204,990 is an even composite number composed of four prime numbers multiplied together.

What does the number 204990 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 16 divisors.

204990 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of sixteen divisors.

Prime factorization of 204990:

2 × 3 × 5 × 6833

See below for interesting mathematical facts about the number 204990 from the Numbermatics database.

Names of 204990

Cardinal: 204990 can be written as Two hundred four thousand, nine hundred ninety.

Scientific notation

Scientific notation: 2.0499 × 10⁵

Factors of 204990

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 4
Sum of prime factors: 6843

Divisors of 204990

Number of divisors d(n): 16
Complete list of divisors:
1 2 3 5 6 10 15 30 6833 13666 20499 34165 40998 68330 102495 204990
Sum of all divisors σ(n): 492048
Sum of proper divisors (its aliquot sum) s(n): 287058
204990 is an abundant number, because the sum of its proper divisors (287058) is greater than itself. Its abundance is 82068

Bases of 204990

Binary: 110010000010111110₂
Hexadecimal: 0x320BE
Base-36: 4E66

Squares and roots of 204990

204990 squared (204990²) is 42020900100
204990 cubed (204990³) is 8613864311499000
The square root of 204990 is 452.7582136195
The cube root of 204990 is 58.9627266251

Scales and comparisons

How big is 204990?

204,990 seconds is equal to 2 days, 8 hours, 56 minutes, 30 seconds.
To count from 1 to 204,990 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 204990 cubic inches would be around 4.9 feet tall.

Recreational maths with 204990

204990 backwards is 099402
The number of decimal digits it has is: 6
The sum of 204990's digits is 24
More coming soon!

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The information we have on file for 204990 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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