odd, composite · 125th positive integer
The number 125
125 is an odd composite number. It is the 125th positive integer.
Quick reference
| Prime factorization | 5 × 5 × 5 |
| Divisors | 1, 5, 25, 125 |
| Binary | 1111101 |
| Hexadecimal | 0x7D |
| Roman numeral | CXXV |
| Digit sum | 8 |
| Properties | odd, composite |
Frequently asked
Is 125 a prime number?
No. 125 is composite. Its prime factorization is 5 × 5 × 5.
What are the factors of 125?
The factors (divisors) of 125 are 1, 5, 25, 125.
What is 125 in binary?
125 in binary is 1111101. In hexadecimal it's 7D.
What is 125 as a Roman numeral?
125 in Roman numerals is CXXV.
What's the digit sum of 125?
Adding the digits of 125: 1 + 2 + 5 = 8.