Compare 668 vs 678
| Property | 668 | 678 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 2 | 3 |
| Total factors | 3 | 3 |
| Prime factorization | 22 × 1671 | 21 × 31 × 1131 |
| Prime factorization | 2 × 2 × 167 | 2 × 3 × 113 |
| Divisors count | 6 | 8 |
| Divisors | 1, 2, 4, 167, 334, 668 | 1, 2, 3, 6, 113, 226, 339, 678 |
| Number of properties | 0 | 0 |
| Roman numberals | DCLXVIII | DCLXXVIII |
| Base 2 | 10100111002 | 10101001102 |
| Base 3 | 2202023 | 2210103 |
| Base 4 | 221304 | 222124 |
| Base 5 | 101335 | 102035 |
| Base 6 | 30326 | 30506 |
| Base 7 | 16437 | 16567 |
| Base 8 | 12348 | 12468 |
| Base 9 | 8229 | 8339 |
| Base 10 | 66810 | 67810 |
| Base 11 | 55811 | 56711 |
| Base 12 | 47812 | 48612 |
| Base 13 | 3c513 | 40213 |
| Base 14 | 35a14 | 36614 |
| Base 15 | 2e815 | 30315 |
| Base 16 | 29c16 | 2a616 |