Compare 406 vs 407
| Property | 406 | 407 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 3 | 2 |
| Prime factorization | 21 × 71 × 291 | 111 × 371 |
| Prime factorization | 2 × 7 × 29 | 11 × 37 |
| Divisors count | 8 | 4 |
| Divisors | 1, 2, 7, 14, 29, 58, 203, 406 | 1, 11, 37, 407 |
| Number of properties | 0 | 1 |
| Semiprimes | 128th | |
| Roman numberals | CDVI | CDVII |
| Base 2 | 1100101102 | 1100101112 |
| Base 3 | 1200013 | 1200023 |
| Base 4 | 121124 | 121134 |
| Base 5 | 31115 | 31125 |
| Base 6 | 15146 | 15156 |
| Base 7 | 11207 | 11217 |
| Base 8 | 6268 | 6278 |
| Base 9 | 5019 | 5029 |
| Base 10 | 40610 | 40710 |
| Base 11 | 33a11 | 34011 |
| Base 12 | 29a12 | 29b12 |
| Base 13 | 25313 | 25413 |
| Base 14 | 21014 | 21114 |
| Base 15 | 1c115 | 1c215 |
| Base 16 | 19616 | 19716 |