Compare 120 vs 121
| Property | 120 | 121 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 1 |
| Total factors | 5 | 2 |
| Prime factorization | 23 × 31 × 51 | 112 |
| Prime factorization | 2 × 2 × 2 × 3 × 5 | 11 × 11 |
| Divisors count | 16 | 3 |
| Divisors | 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120 | 1, 11, 121 |
| Number of properties | 0 | 1 |
| Semiprimes | 40th | |
| Roman numberals | CXX | CXXI |
| Base 2 | 11110002 | 11110012 |
| Base 3 | 111103 | 111113 |
| Base 4 | 13204 | 13214 |
| Base 5 | 4405 | 4415 |
| Base 6 | 3206 | 3216 |
| Base 7 | 2317 | 2327 |
| Base 8 | 1708 | 1718 |
| Base 9 | 1439 | 1449 |
| Base 10 | 12010 | 12110 |
| Base 11 | aa11 | 10011 |
| Base 12 | a012 | a112 |
| Base 13 | 9313 | 9413 |
| Base 14 | 8814 | 8914 |
| Base 15 | 8015 | 8115 |
| Base 16 | 7816 | 7916 |