odd, prime · 487th positive integer
The number 487
487 is an odd prime number. It is the 487th positive integer.
Quick reference
| Prime factorization | 487 (prime) |
| Divisors | 1, 487 |
| Binary | 111100111 |
| Hexadecimal | 0x1E7 |
| Roman numeral | CDLXXXVII |
| Digit sum | 19 |
| Properties | odd, prime |
Frequently asked
Is 487 a prime number?
Yes. 487 is prime — its only divisors are 1 and itself.
What are the factors of 487?
The factors (divisors) of 487 are 1, 487.
What is 487 in binary?
487 in binary is 111100111. In hexadecimal it's 1E7.
What is 487 as a Roman numeral?
487 in Roman numerals is CDLXXXVII.
What's the digit sum of 487?
Adding the digits of 487: 4 + 8 + 7 = 19.