even, composite · 164th positive integer
The number 164
164 is an even composite number. It is the 164th positive integer.
Quick reference
| Prime factorization | 2 × 2 × 41 |
| Divisors | 1, 2, 4, 41, 82, 164 |
| Binary | 10100100 |
| Hexadecimal | 0xA4 |
| Roman numeral | CLXIV |
| Digit sum | 11 |
| Properties | even, composite |
Frequently asked
Is 164 a prime number?
No. 164 is composite. Its prime factorization is 2 × 2 × 41.
What are the factors of 164?
The factors (divisors) of 164 are 1, 2, 4, 41, 82, 164.
What is 164 in binary?
164 in binary is 10100100. In hexadecimal it's A4.
What is 164 as a Roman numeral?
164 in Roman numerals is CLXIV.
What's the digit sum of 164?
Adding the digits of 164: 1 + 6 + 4 = 11.