Compare 669 vs 672
| Property | 669 | 672 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 3 |
| Total factors | 2 | 7 |
| Prime factorization | 31 × 2231 | 25 × 31 × 71 |
| Prime factorization | 3 × 223 | 2 × 2 × 2 × 2 × 2 × 3 × 7 |
| Divisors count | 4 | 24 |
| Divisors | 1, 3, 223, 669 | 1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 672 |
| Number of properties | 1 | 0 |
| Semiprimes | 200th | |
| Roman numberals | DCLXIX | DCLXXII |
| Base 2 | 10100111012 | 10101000002 |
| Base 3 | 2202103 | 2202203 |
| Base 4 | 221314 | 222004 |
| Base 5 | 101345 | 101425 |
| Base 6 | 30336 | 30406 |
| Base 7 | 16447 | 16507 |
| Base 8 | 12358 | 12408 |
| Base 9 | 8239 | 8269 |
| Base 10 | 66910 | 67210 |
| Base 11 | 55911 | 56111 |
| Base 12 | 47912 | 48012 |
| Base 13 | 3c613 | 3c913 |
| Base 14 | 35b14 | 36014 |
| Base 15 | 2e915 | 2ec15 |
| Base 16 | 29d16 | 2a016 |