Compare 7138 vs 7142
| Property | 7138 | 7142 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 3 | 2 |
| Prime factorization | 21 × 431 × 831 | 21 × 35711 |
| Prime factorization | 2 × 43 × 83 | 2 × 3571 |
| Divisors count | 8 | 4 |
| Divisors | 1, 2, 43, 83, 86, 166, 3569, 7138 | 1, 2, 3571, 7142 |
| Number of properties | 0 | 1 |
| Semiprimes | 1909th | |
| Roman numberals | ||
| Base 2 | 11011111000102 | 11011111001102 |
| Base 3 | 1002101013 | 1002101123 |
| Base 4 | 12332024 | 12332124 |
| Base 5 | 2120235 | 2120325 |
| Base 6 | 530146 | 530226 |
| Base 7 | 265457 | 265527 |
| Base 8 | 157428 | 157468 |
| Base 9 | 107119 | 107159 |
| Base 10 | 713810 | 714210 |
| Base 11 | 53aa11 | 540311 |
| Base 12 | 416a12 | 417212 |
| Base 13 | 333113 | 333513 |
| Base 14 | 285c14 | 286214 |
| Base 15 | 21ad15 | 21b215 |
| Base 16 | 1be216 | 1be616 |