Compare 406989 vs 406991
| Property | 406989 | 406991 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 4 | 2 |
| Prime factorization | 32 × 111 × 41111 | 131 × 313071 |
| Prime factorization | 3 × 3 × 11 × 4111 | 13 × 31307 |
| Divisors count | 12 | 4 |
| Divisors | 1, 3, 9, 11, 33, 99, 4111, 12333, 36999, 45221, 135663, 406989 | 1, 13, 31307, 406991 |
| Number of properties | 0 | 1 |
| Semiprimes | 89062nd | |
| Roman numberals | ||
| Base 2 | 11000110101110011012 | 11000110101110011112 |
| Base 3 | 2022000212003 | 2022000212023 |
| Base 4 | 12031130314 | 12031130334 |
| Base 5 | 1010104245 | 1010104315 |
| Base 6 | 124201136 | 124201156 |
| Base 7 | 33133627 | 33133647 |
| Base 8 | 14327158 | 14327178 |
| Base 9 | 6802509 | 6802529 |
| Base 10 | 40698910 | 40699110 |
| Base 11 | 25886011 | 25886211 |
| Base 12 | 17763912 | 17763b12 |
| Base 13 | 11332b13 | 11333013 |
| Base 14 | a846914 | a846b14 |
| Base 15 | 808c915 | 808cb15 |
| Base 16 | 635cd16 | 635cf16 |