even, composite · 168th positive integer
The number 168
168 is an even composite number. It is the 168th positive integer.
Quick reference
| Prime factorization | 2 × 2 × 2 × 3 × 7 |
| Divisors | 1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168 |
| Binary | 10101000 |
| Hexadecimal | 0xA8 |
| Roman numeral | CLXVIII |
| Digit sum | 15 |
| Properties | even, composite |
Frequently asked
Is 168 a prime number?
No. 168 is composite. Its prime factorization is 2 × 2 × 2 × 3 × 7.
What are the factors of 168?
The factors (divisors) of 168 are 1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168.
What is 168 in binary?
168 in binary is 10101000. In hexadecimal it's A8.
What is 168 as a Roman numeral?
168 in Roman numerals is CLXVIII.
What's the digit sum of 168?
Adding the digits of 168: 1 + 6 + 8 = 15.