Compare 345 vs 355
| Property | 345 | 355 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 3 | 2 |
| Prime factorization | 31 × 51 × 231 | 51 × 711 |
| Prime factorization | 3 × 5 × 23 | 5 × 71 |
| Divisors count | 8 | 4 |
| Divisors | 1, 3, 5, 15, 23, 69, 115, 345 | 1, 5, 71, 355 |
| Number of properties | 0 | 1 |
| Semiprimes | 112th | |
| Roman numberals | CCCXLV | CCCLV |
| Base 2 | 1010110012 | 1011000112 |
| Base 3 | 1102103 | 1110113 |
| Base 4 | 111214 | 112034 |
| Base 5 | 23405 | 24105 |
| Base 6 | 13336 | 13516 |
| Base 7 | 10027 | 10157 |
| Base 8 | 5318 | 5438 |
| Base 9 | 4239 | 4349 |
| Base 10 | 34510 | 35510 |
| Base 11 | 29411 | 2a311 |
| Base 12 | 24912 | 25712 |
| Base 13 | 20713 | 21413 |
| Base 14 | 1a914 | 1b514 |
| Base 15 | 18015 | 18a15 |
| Base 16 | 15916 | 16316 |