Compare 7142 vs 7149
| Property | 7142 | 7149 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 21 × 35711 | 31 × 23831 |
| Prime factorization | 2 × 3571 | 3 × 2383 |
| Divisors count | 4 | 4 |
| Divisors | 1, 2, 3571, 7142 | 1, 3, 2383, 7149 |
| Number of properties | 1 | 1 |
| Semiprimes | 1909th | 1913th |
| Roman numberals | ||
| Base 2 | 11011111001102 | 11011111011012 |
| Base 3 | 1002101123 | 1002102103 |
| Base 4 | 12332124 | 12332314 |
| Base 5 | 2120325 | 2120445 |
| Base 6 | 530226 | 530336 |
| Base 7 | 265527 | 265627 |
| Base 8 | 157468 | 157558 |
| Base 9 | 107159 | 107239 |
| Base 10 | 714210 | 714910 |
| Base 11 | 540311 | 540a11 |
| Base 12 | 417212 | 417912 |
| Base 13 | 333513 | 333c13 |
| Base 14 | 286214 | 286914 |
| Base 15 | 21b215 | 21b915 |
| Base 16 | 1be616 | 1bed16 |