21304
21,304 is an even composite number composed of two prime numbers multiplied together.
21304 is an even composite number. It is composed of two distinct prime numbers multiplied together. It has a total of eight divisors.
Prime factorization of 21304:
23 × 2663
(2 × 2 × 2 × 2663)See below for interesting mathematical facts about the number 21304 from the Numbermatics database.
Names of 21304
- Cardinal: 21304 can be written as Twenty-one thousand, three hundred four.
Scientific notation
- Scientific notation: 2.1304 × 104
Factors of 21304
Divisors of 21304
Bases of 21304
- Binary: 1010011001110002
- Hexadecimal: 0x5338
- Base-36: GFS
Squares and roots of 21304
- 21304 squared (213042) is 453860416
- 21304 cubed (213043) is 9669042302464
-
The
square root of 21304 is 145.9588983241 -
The
cube root of 21304 is 27.7217335201
Scales and comparisons
How big is 21304?- 21,304 seconds is equal to 5 hours, 55 minutes, 4 seconds.
-
To count from 1 to 21,304 would take you about five hours.
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 21304 cubic inches would be around 2.3 feet tall.
Recreational maths with 21304
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