Compare 399 vs 408
| Property | 399 | 408 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 3 | 3 |
| Total factors | 3 | 5 |
| Prime factorization | 31 × 71 × 191 | 23 × 31 × 171 |
| Prime factorization | 3 × 7 × 19 | 2 × 2 × 2 × 3 × 17 |
| Divisors count | 8 | 16 |
| Divisors | 1, 3, 7, 19, 21, 57, 133, 399 | 1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 136, 204, 408 |
| Number of properties | 0 | 0 |
| Roman numberals | CCCXCIX | CDVIII |
| Base 2 | 1100011112 | 1100110002 |
| Base 3 | 1122103 | 1200103 |
| Base 4 | 120334 | 121204 |
| Base 5 | 30445 | 31135 |
| Base 6 | 15036 | 15206 |
| Base 7 | 11107 | 11227 |
| Base 8 | 6178 | 6308 |
| Base 9 | 4839 | 5039 |
| Base 10 | 39910 | 40810 |
| Base 11 | 33311 | 34111 |
| Base 12 | 29312 | 2a012 |
| Base 13 | 24913 | 25513 |
| Base 14 | 20714 | 21214 |
| Base 15 | 1b915 | 1c315 |
| Base 16 | 18f16 | 19816 |