Compare 40638 vs 40649
| Property | 40638 | 40649 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 4 | 2 |
| Total factors | 4 | 2 |
| Prime factorization | 21 × 31 × 131 × 5211 | 71 × 58071 |
| Prime factorization | 2 × 3 × 13 × 521 | 7 × 5807 |
| Divisors count | 16 | 4 |
| Divisors | 1, 2, 3, 6, 13, 26, 39, 78, 521, 1042, 1563, 3126, 6773, 13546, 20319, 40638 | 1, 7, 5807, 40649 |
| Number of properties | 0 | 1 |
| Semiprimes | 9945th | |
| Roman numberals | ||
| Base 2 | 10011110101111102 | 10011110110010012 |
| Base 3 | 20012020103 | 20012021123 |
| Base 4 | 213223324 | 213230214 |
| Base 5 | 23000235 | 23000445 |
| Base 6 | 5120506 | 5121056 |
| Base 7 | 2263237 | 2263407 |
| Base 8 | 1172768 | 1173118 |
| Base 9 | 616639 | 616759 |
| Base 10 | 4063810 | 4064910 |
| Base 11 | 2859411 | 285a411 |
| Base 12 | 1b62612 | 1b63512 |
| Base 13 | 1566013 | 1566b13 |
| Base 14 | 10b4a14 | 10b5714 |
| Base 15 | c09315 | c09e15 |
| Base 16 | 9ebe16 | 9ec916 |