odd, composite · 801st positive integer
The number 801
801 is an odd composite number. It is the 801st positive integer.
Quick reference
| Prime factorization | 3 × 3 × 89 |
| Divisors | 1, 3, 9, 89, 267, 801 |
| Binary | 1100100001 |
| Hexadecimal | 0x321 |
| Roman numeral | DCCCI |
| Digit sum | 9 |
| Properties | odd, composite |
Frequently asked
Is 801 a prime number?
No. 801 is composite. Its prime factorization is 3 × 3 × 89.
What are the factors of 801?
The factors (divisors) of 801 are 1, 3, 9, 89, 267, 801.
What is 801 in binary?
801 in binary is 1100100001. In hexadecimal it's 321.
What is 801 as a Roman numeral?
801 in Roman numerals is DCCCI.
What's the digit sum of 801?
Adding the digits of 801: 8 + 0 + 1 = 9.