Compare 51215 vs 51242
| Property | 51215 | 51242 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 51 × 102431 | 21 × 256211 |
| Prime factorization | 5 × 10243 | 2 × 25621 |
| Divisors count | 4 | 4 |
| Divisors | 1, 5, 10243, 51215 | 1, 2, 25621, 51242 |
| Number of properties | 1 | 1 |
| Semiprimes | 12392nd | 12398th |
| Roman numberals | ||
| Base 2 | 11001000000011112 | 11001000001010102 |
| Base 3 | 21210202123 | 21210212123 |
| Base 4 | 302000334 | 302002224 |
| Base 5 | 31143305 | 31144325 |
| Base 6 | 10330356 | 10331226 |
| Base 7 | 3022137 | 3022527 |
| Base 8 | 1440178 | 1440528 |
| Base 9 | 772259 | 772559 |
| Base 10 | 5121510 | 5124210 |
| Base 11 | 3552a11 | 3555411 |
| Base 12 | 2577b12 | 257a212 |
| Base 13 | 1a40813 | 1a42913 |
| Base 14 | 1494314 | 1496214 |
| Base 15 | 1029515 | 102b215 |
| Base 16 | c80f16 | c82a16 |