Compare 1345 vs 1355
| Property | 1345 | 1355 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 51 × 2691 | 51 × 2711 |
| Prime factorization | 5 × 269 | 5 × 271 |
| Divisors count | 4 | 4 |
| Divisors | 1, 5, 269, 1345 | 1, 5, 271, 1355 |
| Number of properties | 1 | 1 |
| Semiprimes | 394th | 400th |
| Roman numberals | MCCCXLV | MCCCLV |
| Base 2 | 101010000012 | 101010010112 |
| Base 3 | 12112113 | 12120123 |
| Base 4 | 1110014 | 1110234 |
| Base 5 | 203405 | 204105 |
| Base 6 | 101216 | 101356 |
| Base 7 | 36317 | 36447 |
| Base 8 | 25018 | 25138 |
| Base 9 | 17549 | 17659 |
| Base 10 | 134510 | 135510 |
| Base 11 | 101311 | 102211 |
| Base 12 | 94112 | 94b12 |
| Base 13 | 7c613 | 80313 |
| Base 14 | 6c114 | 6cb14 |
| Base 15 | 5ea15 | 60515 |
| Base 16 | 54116 | 54b16 |