Compare 2191 vs 2197
| Property | 2191 | 2197 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 1 |
| Total factors | 2 | 3 |
| Prime factorization | 71 × 3131 | 133 |
| Prime factorization | 7 × 313 | 13 × 13 × 13 |
| Divisors count | 4 | 4 |
| Divisors | 1, 7, 313, 2191 | 1, 13, 169, 2197 |
| Number of properties | 1 | 0 |
| Semiprimes | 628th | |
| Roman numberals | MMCXCI | MMCXCVII |
| Base 2 | 1000100011112 | 1000100101012 |
| Base 3 | 100000113 | 100001013 |
| Base 4 | 2020334 | 2021114 |
| Base 5 | 322315 | 322425 |
| Base 6 | 140516 | 141016 |
| Base 7 | 62507 | 62567 |
| Base 8 | 42178 | 42258 |
| Base 9 | 30049 | 30119 |
| Base 10 | 219110 | 219710 |
| Base 11 | 171211 | 171811 |
| Base 12 | 132712 | 133112 |
| Base 13 | cc713 | 100013 |
| Base 14 | b2714 | b2d14 |
| Base 15 | 9b115 | 9b715 |
| Base 16 | 88f16 | 89516 |