25531 is an odd composite number. It is composed of two distinct prime numbers multiplied together. It has a total of six divisors.
Prime factorization of 25531:
112 × 211
(11 × 11 × 211)
112 × 211(11 × 11 × 211)
See below for interesting mathematical facts about the number 25531 from the Numbermatics database.
Names of 25531
- Cardinal: 25531 can be written as Twenty-five thousand, five hundred thirty-one.
- Scientific notation: 2.5531 × 104
Factors of 25531
- Number of distinct prime factors ω(n): 2
- Total number of prime factors Ω(n): 3
- Sum of prime factors: 222
Divisors of 25531
- Number of divisors d(n): 6
- Complete list of divisors:
- Sum of all divisors σ(n): 28196
- Sum of proper divisors (its aliquot sum) s(n): 2665
- 25531 is a deficient number, because the sum of its proper divisors (2665) is less than itself. Its deficiency is 22866
Bases of 25531
- Binary: 1100011101110112
- Hexadecimal: 0x63BB
- Base-36: JP7
Squares and roots of 25531
- 25531 squared (255312) is 651831961
- 25531 cubed (255313) is 16641921796291
square rootof 25531 is 159.7842295099
cube rootof 25531 is 29.4457491873
Scales and comparisonsHow big is 25531?
- 25,531 seconds is equal to 7 hours, 5 minutes, 31 seconds.
To count from 1 to 25,531 would take you about seven 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 25531 cubic inches would be around 2.5 feet tall.
Recreational maths with 25531
- 25531 backwards is 13552
- The number of decimal digits it has is: 5
- The sum of 25531's digits is 16
- More coming soon!
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Cite this page
"Number 25531 - Facts about the integer". Numbermatics.com. 2020. Web. 18 January 2020.
Numbermatics. (2020). Number 25531 - Facts about the integer. Retrieved 18 January 2020, from https://numbermatics.com/n/25531/
Numbermatics. 2020. "Number 25531 - Facts about the integer". https://numbermatics.com/n/25531/
The information we have on file for 25531 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!