21132
Number 21132: Properties, Factors, and Mathematical Facts
Short answer
The number 21132 is an even composite number with 18 positive divisors. Its prime factorization is 2² × 3² × 587. It is also an abundant number, which gives it several notable mathematical relationships.
Is 21132 prime?
ClassificationCompositeParityEvenDivisor count18AbundanceAbundant
What is the prime factorization of 21132?
Prime factorization
2 squared times 3 squared times 587
What are the divisors of 21132?
Divisor count
18
Divisor sum
53,508
Proper divisor sum
32,376
- 1
- 2
- 3
- 4
- 6
- 9
- 12
- 18
- 36
- 587
- 1174
- 1761
- 2348
- 3522
- 5283
- 7044
- 10566
- 21132
How is 21132 classified?
How is 21132 represented in other numeral systems?
Decimal
21132
Binary
101001010001100
Octal
51214
Hexadecimal
528C
Roman
No conventional Roman numeral
In words
twenty one thousand one hundred thirty two
Roots and powers
Square root
145.368497 Approximate
Cube root
27.646927 Approximate
Nearest lower square
21025
Nearest higher square
21316
Nearest lower cube
19683
Nearest higher cube
21952
What are the digit properties of 21132?
Which numbers are related to 21132?
Why these results are true
- 21132 is composite because it has positive divisors other than 1 and itself.
- 21132 is abundant because the sum of its proper divisors (32376) is greater than 21132.
Compare this number
FAQ for 21132
- Is 21132 prime?
- No
- What is the prime factorization of 21132?
- 2² × 3² × 587
- Is 21132 a perfect square?
- No
- What is 21132 in binary?
- 101001010001100