Compare 261 vs 267
| Property | 261 | 267 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 3 | 2 |
| Prime factorization | 32 × 291 | 31 × 891 |
| Prime factorization | 3 × 3 × 29 | 3 × 89 |
| Divisors count | 6 | 4 |
| Divisors | 1, 3, 9, 29, 87, 261 | 1, 3, 89, 267 |
| Number of properties | 0 | 1 |
| Semiprimes | 86th | |
| Roman numberals | CCLXI | CCLXVII |
| Base 2 | 1000001012 | 1000010112 |
| Base 3 | 1002003 | 1002203 |
| Base 4 | 100114 | 100234 |
| Base 5 | 20215 | 20325 |
| Base 6 | 11136 | 11236 |
| Base 7 | 5227 | 5317 |
| Base 8 | 4058 | 4138 |
| Base 9 | 3209 | 3269 |
| Base 10 | 26110 | 26710 |
| Base 11 | 21811 | 22311 |
| Base 12 | 19912 | 1a312 |
| Base 13 | 17113 | 17713 |
| Base 14 | 14914 | 15114 |
| Base 15 | 12615 | 12c15 |
| Base 16 | 10516 | 10b16 |