even, composite, triangular · 378th positive integer
The number 378
378 is an even composite number. It is the 378th positive integer.
Quick reference
| Prime factorization | 2 × 3 × 3 × 3 × 7 |
| Divisors | 1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378 |
| Binary | 101111010 |
| Hexadecimal | 0x17A |
| Roman numeral | CCCLXXVIII |
| Digit sum | 18 |
| Properties | even, composite, triangular |
Frequently asked
Is 378 a prime number?
No. 378 is composite. Its prime factorization is 2 × 3 × 3 × 3 × 7.
What are the factors of 378?
The factors (divisors) of 378 are 1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378.
What is 378 in binary?
378 in binary is 101111010. In hexadecimal it's 17A.
What is 378 as a Roman numeral?
378 in Roman numerals is CCCLXXVIII.
What's the digit sum of 378?
Adding the digits of 378: 3 + 7 + 8 = 18.