Compare 38 vs 65
| Property | 38 | 65 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 21 × 191 | 51 × 131 |
| Prime factorization | 2 × 19 | 5 × 13 |
| Divisors count | 4 | 4 |
| Divisors | 1, 2, 19, 38 | 1, 5, 13, 65 |
| Number of properties | 1 | 1 |
| Semiprimes | 14th | 23rd |
| Roman numberals | XXXVIII | LXV |
| Base 2 | 1001102 | 10000012 |
| Base 3 | 11023 | 21023 |
| Base 4 | 2124 | 10014 |
| Base 5 | 1235 | 2305 |
| Base 6 | 1026 | 1456 |
| Base 7 | 537 | 1227 |
| Base 8 | 468 | 1018 |
| Base 9 | 429 | 729 |
| Base 10 | 3810 | 6510 |
| Base 11 | 3511 | 5a11 |
| Base 12 | 3212 | 5512 |
| Base 13 | 2c13 | 5013 |
| Base 14 | 2a14 | 4914 |
| Base 15 | 2815 | 4515 |
| Base 16 | 2616 | 4116 |