Compare 2121 vs 2130
| Property | 2121 | 2130 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 3 | 4 |
| Total factors | 3 | 4 |
| Prime factorization | 31 × 71 × 1011 | 21 × 31 × 51 × 711 |
| Prime factorization | 3 × 7 × 101 | 2 × 3 × 5 × 71 |
| Divisors count | 8 | 16 |
| Divisors | 1, 3, 7, 21, 101, 303, 707, 2121 | 1, 2, 3, 5, 6, 10, 15, 30, 71, 142, 213, 355, 426, 710, 1065, 2130 |
| Number of properties | 0 | 0 |
| Roman numberals | MMCXXI | MMCXXX |
| Base 2 | 1000010010012 | 1000010100102 |
| Base 3 | 22201203 | 22202203 |
| Base 4 | 2010214 | 2011024 |
| Base 5 | 314415 | 320105 |
| Base 6 | 134536 | 135106 |
| Base 7 | 61207 | 61327 |
| Base 8 | 41118 | 41228 |
| Base 9 | 28169 | 28269 |
| Base 10 | 212110 | 213010 |
| Base 11 | 165911 | 166711 |
| Base 12 | 128912 | 129612 |
| Base 13 | c7213 | c7b13 |
| Base 14 | ab714 | ac214 |
| Base 15 | 96615 | 97015 |
| Base 16 | 84916 | 85216 |