Compare 21387 vs 21439
| Property | 21387 | 21439 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 31 × 71291 | 111 × 19491 |
| Prime factorization | 3 × 7129 | 11 × 1949 |
| Divisors count | 4 | 4 |
| Divisors | 1, 3, 7129, 21387 | 1, 11, 1949, 21439 |
| Number of properties | 1 | 1 |
| Semiprimes | 5419th | 5429th |
| Roman numberals | ||
| Base 2 | 1010011100010112 | 1010011101111112 |
| Base 3 | 10021000103 | 10021020013 |
| Base 4 | 110320234 | 110323334 |
| Base 5 | 11410225 | 11412245 |
| Base 6 | 2430036 | 2431316 |
| Base 7 | 1162327 | 1163357 |
| Base 8 | 516138 | 516778 |
| Base 9 | 323039 | 323619 |
| Base 10 | 2138710 | 2143910 |
| Base 11 | 1508311 | 1512011 |
| Base 12 | 1046312 | 104a712 |
| Base 13 | 997213 | 99b213 |
| Base 14 | 7b1914 | 7b5514 |
| Base 15 | 650c15 | 654415 |
| Base 16 | 538b16 | 53bf16 |