odd, prime · 137th positive integer
The number 137
137 is an odd prime number. It is the 137th positive integer.
Quick reference
| Prime factorization | 137 (prime) |
| Divisors | 1, 137 |
| Binary | 10001001 |
| Hexadecimal | 0x89 |
| Roman numeral | CXXXVII |
| Digit sum | 11 |
| Properties | odd, prime |
Frequently asked
Is 137 a prime number?
Yes. 137 is prime — its only divisors are 1 and itself.
What are the factors of 137?
The factors (divisors) of 137 are 1, 137.
What is 137 in binary?
137 in binary is 10001001. In hexadecimal it's 89.
What is 137 as a Roman numeral?
137 in Roman numerals is CXXXVII.
What's the digit sum of 137?
Adding the digits of 137: 1 + 3 + 7 = 11.