15225
Number 15225: Properties, Factors, and Mathematical Facts
Short answer
The number 15225 is an odd composite number with 24 positive divisors. Its prime factorization is 3 × 5² × 7 × 29. It is also a deficient number and a triangular number, which gives it several notable mathematical relationships.
Is 15225 prime?
ClassificationCompositeParityOddDivisor count24AbundanceDeficient
What is the prime factorization of 15225?
Prime factorization
3 times 5 squared times 7 times 29
What are the divisors of 15225?
Divisor count
24
Divisor sum
29,760
Proper divisor sum
14,535
- 1
- 3
- 5
- 7
- 15
- 21
- 25
- 29
- 35
- 75
- 87
- 105
- 145
- 175
- 203
- 435
- 525
- 609
- 725
- 1015
- 2175
- 3045
- 5075
- 15225
How is 15225 classified?
Prime
CompositeLearn more →
Perfect square
No
Perfect cube
No
Fibonacci
No
Triangular
YesLearn more →
Power of two
No
How is 15225 represented in other numeral systems?
Decimal
15225
Binary
11101101111001
Octal
35571
Hexadecimal
3B79
Roman
No conventional Roman numeral
In words
fifteen thousand two hundred twenty five
Roots and powers
Square root
123.389627 Approximate
Cube root
24.784820 Approximate
Nearest lower square
15129
Nearest higher square
15376
Nearest lower cube
13824
Nearest higher cube
15625
Sequence position
Triangular
Index: 174
What are the digit properties of 15225?
Which numbers are related to 15225?
Why these results are true
- 15225 is composite because it has positive divisors other than 1 and itself.
- 15225 is triangular because it equals 174×(174+1)/2.
Compare this number
FAQ for 15225
- Is 15225 prime?
- No
- What is the prime factorization of 15225?
- 3 × 5² × 7 × 29
- Is 15225 a perfect square?
- No
- What is 15225 in binary?
- 11101101111001