Compare 1 vs 49
| Property | 1 | 49 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 0 | 1 |
| Total factors | 0 | 2 |
| Prime factorization | 72 | |
| Prime factorization | 7 × 7 | |
| Divisors count | 1 | 3 |
| Divisors | 1 | 1, 7, 49 |
| Number of properties | 0 | 1 |
| Semiprimes | 17th | |
| Roman numberals | I | XLIX |
| Base 2 | 12 | 1100012 |
| Base 3 | 13 | 12113 |
| Base 4 | 14 | 3014 |
| Base 5 | 15 | 1445 |
| Base 6 | 16 | 1216 |
| Base 7 | 17 | 1007 |
| Base 8 | 18 | 618 |
| Base 9 | 19 | 549 |
| Base 10 | 110 | 4910 |
| Base 11 | 111 | 4511 |
| Base 12 | 112 | 4112 |
| Base 13 | 113 | 3a13 |
| Base 14 | 114 | 3714 |
| Base 15 | 115 | 3415 |
| Base 16 | 116 | 3116 |