Compare 638989 vs 638991
| Property | 638989 | 638991 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 3 | 2 |
| Total factors | 4 | 3 |
| Prime factorization | 132 × 191 × 1991 | 32 × 709991 |
| Prime factorization | 13 × 13 × 19 × 199 | 3 × 3 × 70999 |
| Divisors count | 12 | 6 |
| Divisors | 1, 13, 19, 169, 199, 247, 2587, 3211, 3781, 33631, 49153, 638989 | 1, 3, 9, 70999, 212997, 638991 |
| Number of properties | 0 | 0 |
| Roman numberals | ||
| Base 2 | 100111000000000011012 | 100111000000000011112 |
| Base 3 | 10121101120213 | 10121101121003 |
| Base 4 | 21300000314 | 21300000334 |
| Base 5 | 1304214245 | 1304214315 |
| Base 6 | 214101416 | 214101436 |
| Base 7 | 53006417 | 53006437 |
| Base 8 | 23400158 | 23400178 |
| Base 9 | 11734679 | 11734709 |
| Base 10 | 63898910 | 63899110 |
| Base 11 | 3a709a11 | 3a70a111 |
| Base 12 | 26995112 | 26995312 |
| Base 13 | 194b0013 | 194b0213 |
| Base 14 | 128c2114 | 128c2314 |
| Base 15 | c94e415 | c94e615 |
| Base 16 | 9c00d16 | 9c00f16 |