even, composite · 390th positive integer
The number 390
390 is an even composite number. It is the 390th positive integer.
Quick reference
| Prime factorization | 2 × 3 × 5 × 13 |
| Divisors | 1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390 |
| Binary | 110000110 |
| Hexadecimal | 0x186 |
| Roman numeral | CCCXC |
| Digit sum | 12 |
| Properties | even, composite |
Frequently asked
Is 390 a prime number?
No. 390 is composite. Its prime factorization is 2 × 3 × 5 × 13.
What are the factors of 390?
The factors (divisors) of 390 are 1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390.
What is 390 in binary?
390 in binary is 110000110. In hexadecimal it's 186.
What is 390 as a Roman numeral?
390 in Roman numerals is CCCXC.
What's the digit sum of 390?
Adding the digits of 390: 3 + 9 + 0 = 12.