Compare 142751 vs 142757
| Property | 142751 | 142757 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 71 × 203931 | 1427571 |
| Prime factorization | 7 × 20393 | 142757 |
| Divisors count | 4 | 2 |
| Divisors | 1, 7, 20393, 142751 | 1, 142757 |
| Number of properties | 1 | 5 |
| Chen primes | 5700th | |
| Emirps | 2774th | |
| Primes | 13244th | |
| Pythagorean primes | 6601st | |
| Semiprimes | 32790th | |
| Twin primes (1st member) | 1633rd | |
| Roman numberals | ||
| Base 2 | 1000101101100111112 | 1000101101101001012 |
| Base 3 | 210202110023 | 210202110223 |
| Base 4 | 2023121334 | 2023122114 |
| Base 5 | 140320015 | 140320125 |
| Base 6 | 30205156 | 30205256 |
| Base 7 | 11331207 | 11331267 |
| Base 8 | 4266378 | 4266458 |
| Base 9 | 2367329 | 2367389 |
| Base 10 | 14275110 | 14275710 |
| Base 11 | 9828411 | 9828a11 |
| Base 12 | 6a73b12 | 6a74512 |
| Base 13 | 4cc8b13 | 4cc9413 |
| Base 14 | 3a04714 | 3a04d14 |
| Base 15 | 2c46b15 | 2c47215 |
| Base 16 | 22d9f16 | 22da516 |