even, composite · 142nd positive integer
The number 142
142 is an even composite number. It is the 142nd positive integer.
Quick reference
| Prime factorization | 2 × 71 |
| Divisors | 1, 2, 71, 142 |
| Binary | 10001110 |
| Hexadecimal | 0x8E |
| Roman numeral | CXLII |
| Digit sum | 7 |
| Properties | even, composite |
Frequently asked
Is 142 a prime number?
No. 142 is composite. Its prime factorization is 2 × 71.
What are the factors of 142?
The factors (divisors) of 142 are 1, 2, 71, 142.
What is 142 in binary?
142 in binary is 10001110. In hexadecimal it's 8E.
What is 142 as a Roman numeral?
142 in Roman numerals is CXLII.
What's the digit sum of 142?
Adding the digits of 142: 1 + 4 + 2 = 7.