even, composite · 154th positive integer
The number 154
154 is an even composite number. It is the 154th positive integer.
Quick reference
| Prime factorization | 2 × 7 × 11 |
| Divisors | 1, 2, 7, 11, 14, 22, 77, 154 |
| Binary | 10011010 |
| Hexadecimal | 0x9A |
| Roman numeral | CLIV |
| Digit sum | 10 |
| Properties | even, composite |
Frequently asked
Is 154 a prime number?
No. 154 is composite. Its prime factorization is 2 × 7 × 11.
What are the factors of 154?
The factors (divisors) of 154 are 1, 2, 7, 11, 14, 22, 77, 154.
What is 154 in binary?
154 in binary is 10011010. In hexadecimal it's 9A.
What is 154 as a Roman numeral?
154 in Roman numerals is CLIV.
What's the digit sum of 154?
Adding the digits of 154: 1 + 5 + 4 = 10.