Compare 1555 vs 1585
| Property | 1555 | 1585 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 51 × 3111 | 51 × 3171 |
| Prime factorization | 5 × 311 | 5 × 317 |
| Divisors count | 4 | 4 |
| Divisors | 1, 5, 311, 1555 | 1, 5, 317, 1585 |
| Number of properties | 1 | 1 |
| Semiprimes | 452nd | 459th |
| Roman numberals | MDLV | MDLXXXV |
| Base 2 | 110000100112 | 110001100012 |
| Base 3 | 20101213 | 20112013 |
| Base 4 | 1201034 | 1203014 |
| Base 5 | 222105 | 223205 |
| Base 6 | 111116 | 112016 |
| Base 7 | 43517 | 44237 |
| Base 8 | 30238 | 30618 |
| Base 9 | 21179 | 21519 |
| Base 10 | 155510 | 158510 |
| Base 11 | 119411 | 121111 |
| Base 12 | a9712 | b0112 |
| Base 13 | 92813 | 94c13 |
| Base 14 | 7d114 | 81314 |
| Base 15 | 6da15 | 70a15 |
| Base 16 | 61316 | 63116 |