Compare 142609 vs 142621
| Property | 142609 | 142621 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 1426091 | 1271 × 11231 |
| Prime factorization | 142609 | 127 × 1123 |
| Divisors count | 2 | 4 |
| Divisors | 1, 142609 | 1, 127, 1123, 142621 |
| Number of properties | 3 | 1 |
| Primes | 13236th | |
| Pythagorean primes | 6596th | |
| Semiprimes | 32751st | |
| Twin primes (2nd member) | 1631st | |
| Roman numberals | ||
| Base 2 | 1000101101000100012 | 1000101101000111012 |
| Base 3 | 210201212113 | 210201220213 |
| Base 4 | 2023101014 | 2023101314 |
| Base 5 | 140304145 | 140304415 |
| Base 6 | 30201216 | 30201416 |
| Base 7 | 11325257 | 11325437 |
| Base 8 | 4264218 | 4264358 |
| Base 9 | 2365549 | 2365679 |
| Base 10 | 14260910 | 14262110 |
| Base 11 | 9816511 | 9817611 |
| Base 12 | 6a64112 | 6a65112 |
| Base 13 | 4cbac13 | 4cbbb13 |
| Base 14 | 39d8514 | 39d9314 |
| Base 15 | 2c3c415 | 2c3d115 |
| Base 16 | 22d1116 | 22d1d16 |