Compare 1 vs 55
| Property | 1 | 55 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 0 | 2 |
| Total factors | 0 | 2 |
| Prime factorization | 51 × 111 | |
| Prime factorization | 5 × 11 | |
| Divisors count | 1 | 4 |
| Divisors | 1 | 1, 5, 11, 55 |
| Number of properties | 0 | 1 |
| Semiprimes | 19th | |
| Roman numberals | I | LV |
| Base 2 | 12 | 1101112 |
| Base 3 | 13 | 20013 |
| Base 4 | 14 | 3134 |
| Base 5 | 15 | 2105 |
| Base 6 | 16 | 1316 |
| Base 7 | 17 | 1067 |
| Base 8 | 18 | 678 |
| Base 9 | 19 | 619 |
| Base 10 | 110 | 5510 |
| Base 11 | 111 | 5011 |
| Base 12 | 112 | 4712 |
| Base 13 | 113 | 4313 |
| Base 14 | 114 | 3d14 |
| Base 15 | 115 | 3a15 |
| Base 16 | 116 | 3716 |