21200 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of thirty divisors.
Prime factorization of 21200:
24 × 52 × 53
(2 × 2 × 2 × 2 × 5 × 5 × 53)
24 × 52 × 53(2 × 2 × 2 × 2 × 5 × 5 × 53)
See below for interesting mathematical facts about the number 21200 from the Numbermatics database.
Names of 21200
- Cardinal: 21200 can be written as Twenty-one thousand, two hundred.
- Scientific notation: 2.12 × 104
Factors of 21200
- Number of distinct prime factors ω(n): 3
- Total number of prime factors Ω(n): 7
- Sum of prime factors: 60
Divisors of 21200
- Number of divisors d(n): 30
- Complete list of divisors:
- Sum of all divisors σ(n): 51894
- Sum of proper divisors (its aliquot sum) s(n): 30694
- 21200 is an abundant number, because the sum of its proper divisors (30694) is greater than itself. Its abundance is 9494
Bases of 21200
- Binary: 1010010110100002
- Hexadecimal: 0x52D0
- Base-36: GCW
Squares and roots of 21200
- 21200 squared (212002) is 449440000
- 21200 cubed (212003) is 9528128000000
square rootof 21200 is 145.6021977857
cube rootof 21200 is 27.6765500729
Scales and comparisonsHow big is 21200?
- 21,200 seconds is equal to 5 hours, 53 minutes, 20 seconds.
To count from 1 to 21,200 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 21200 cubic inches would be around 2.3 feet tall.
Recreational maths with 21200
- 21200 backwards is 00212
- 21200 is a
- The number of decimal digits it has is: 5
- The sum of 21200's digits is 5
- More coming soon!
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Cite this page
"Number 21200 - Facts about the integer". Numbermatics.com. 2019. Web. 6 December 2019.
Numbermatics. (2019). Number 21200 - Facts about the integer. Retrieved 6 December 2019, from https://numbermatics.com/n/21200/
Numbermatics. 2019. "Number 21200 - Facts about the integer". https://numbermatics.com/n/21200/
The information we have on file for 21200 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!