even, composite · 170th positive integer
The number 170
170 is an even composite number. It is the 170th positive integer.
Quick reference
| Prime factorization | 2 × 5 × 17 |
| Divisors | 1, 2, 5, 10, 17, 34, 85, 170 |
| Binary | 10101010 |
| Hexadecimal | 0xAA |
| Roman numeral | CLXX |
| Digit sum | 8 |
| Properties | even, composite |
Frequently asked
Is 170 a prime number?
No. 170 is composite. Its prime factorization is 2 × 5 × 17.
What are the factors of 170?
The factors (divisors) of 170 are 1, 2, 5, 10, 17, 34, 85, 170.
What is 170 in binary?
170 in binary is 10101010. In hexadecimal it's AA.
What is 170 as a Roman numeral?
170 in Roman numerals is CLXX.
What's the digit sum of 170?
Adding the digits of 170: 1 + 7 + 0 = 8.