odd, composite · 993rd positive integer
The number 993
993 is an odd composite number. It is the 993rd positive integer.
Quick reference
| Prime factorization | 3 × 331 |
| Divisors | 1, 3, 331, 993 |
| Binary | 1111100001 |
| Hexadecimal | 0x3E1 |
| Roman numeral | CMXCIII |
| Digit sum | 21 |
| Properties | odd, composite |
Frequently asked
Is 993 a prime number?
No. 993 is composite. Its prime factorization is 3 × 331.
What are the factors of 993?
The factors (divisors) of 993 are 1, 3, 331, 993.
What is 993 in binary?
993 in binary is 1111100001. In hexadecimal it's 3E1.
What is 993 as a Roman numeral?
993 in Roman numerals is CMXCIII.
What's the digit sum of 993?
Adding the digits of 993: 9 + 9 + 3 = 21.