Compare 4 vs 39
| Property | 4 | 39 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 22 | 31 × 131 |
| Prime factorization | 2 × 2 | 3 × 13 |
| Divisors count | 3 | 4 |
| Divisors | 1, 2, 4 | 1, 3, 13, 39 |
| Number of properties | 1 | 1 |
| Semiprimes | 1st | 15th |
| Roman numberals | IV | XXXIX |
| Base 2 | 1002 | 1001112 |
| Base 3 | 113 | 11103 |
| Base 4 | 104 | 2134 |
| Base 5 | 45 | 1245 |
| Base 6 | 46 | 1036 |
| Base 7 | 47 | 547 |
| Base 8 | 48 | 478 |
| Base 9 | 49 | 439 |
| Base 10 | 410 | 3910 |
| Base 11 | 411 | 3611 |
| Base 12 | 412 | 3312 |
| Base 13 | 413 | 3013 |
| Base 14 | 414 | 2b14 |
| Base 15 | 415 | 2915 |
| Base 16 | 416 | 2716 |