Compare 489981 vs 490009
| Property | 489981 | 490009 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 31 × 1633271 | 131 × 376931 |
| Prime factorization | 3 × 163327 | 13 × 37693 |
| Divisors count | 4 | 4 |
| Divisors | 1, 3, 163327, 489981 | 1, 13, 37693, 490009 |
| Number of properties | 1 | 1 |
| Semiprimes | 106263rd | 106268th |
| Roman numberals | ||
| Base 2 | 11101111001111111012 | 11101111010000110012 |
| Base 3 | 2202200101103 | 2202200111113 |
| Base 4 | 13132133314 | 13132201214 |
| Base 5 | 1111344115 | 1111400145 |
| Base 6 | 143002336 | 143003216 |
| Base 7 | 41103427 | 41104127 |
| Base 8 | 16747758 | 16750318 |
| Base 9 | 8261139 | 8261449 |
| Base 10 | 48998110 | 49000910 |
| Base 11 | 30514811 | 30517311 |
| Base 12 | 1b767912 | 1b76a112 |
| Base 13 | 14203b13 | 14206013 |
| Base 14 | ca7c914 | ca80914 |
| Base 15 | 9a2a615 | 9a2c415 |
| Base 16 | 779fd16 | 77a1916 |