Compare 21947 vs 21971
| Property | 21947 | 21971 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 171 × 12911 | 1271 × 1731 |
| Prime factorization | 17 × 1291 | 127 × 173 |
| Divisors count | 4 | 4 |
| Divisors | 1, 17, 1291, 21947 | 1, 127, 173, 21971 |
| Number of properties | 1 | 1 |
| Semiprimes | 5539th | 5547th |
| Roman numberals | ||
| Base 2 | 1010101101110112 | 1010101110100112 |
| Base 3 | 10100022123 | 10100102023 |
| Base 4 | 111123234 | 111131034 |
| Base 5 | 12002425 | 12003415 |
| Base 6 | 2453356 | 2454156 |
| Base 7 | 1206627 | 1210257 |
| Base 8 | 526738 | 527238 |
| Base 9 | 330859 | 331229 |
| Base 10 | 2194710 | 2197110 |
| Base 11 | 1554211 | 1556411 |
| Base 12 | 1084b12 | 1086b12 |
| Base 13 | 9cb313 | a00113 |
| Base 14 | 7dd914 | 801514 |
| Base 15 | 678215 | 679b15 |
| Base 16 | 55bb16 | 55d316 |