Compare 213 vs 237
| Property | 213 | 237 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 31 × 711 | 31 × 791 |
| Prime factorization | 3 × 71 | 3 × 79 |
| Divisors count | 4 | 4 |
| Divisors | 1, 3, 71, 213 | 1, 3, 79, 237 |
| Number of properties | 1 | 1 |
| Semiprimes | 69th | 78th |
| Roman numberals | CCXIII | CCXXXVII |
| Base 2 | 110101012 | 111011012 |
| Base 3 | 212203 | 222103 |
| Base 4 | 31114 | 32314 |
| Base 5 | 13235 | 14225 |
| Base 6 | 5536 | 10336 |
| Base 7 | 4237 | 4567 |
| Base 8 | 3258 | 3558 |
| Base 9 | 2569 | 2839 |
| Base 10 | 21310 | 23710 |
| Base 11 | 18411 | 1a611 |
| Base 12 | 15912 | 17912 |
| Base 13 | 13513 | 15313 |
| Base 14 | 11314 | 12d14 |
| Base 15 | e315 | 10c15 |
| Base 16 | d516 | ed16 |