Compare 140281 vs 140291
| Property | 140281 | 140291 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 1402811 | 531 × 26471 |
| Prime factorization | 140281 | 53 × 2647 |
| Divisors count | 2 | 4 |
| Divisors | 1, 140281 | 1, 53, 2647, 140291 |
| Number of properties | 8 | 1 |
| Centered decagonal primes | 76th | |
| Emirps | 2712th | |
| Happy primes | 2038th | |
| Harmonic primes | 4895th | |
| Isolated primes | 9815th | |
| Lucky primes | 1702nd | |
| Primes | 13032nd | |
| Pythagorean primes | 6489th | |
| Semiprimes | 32254th | |
| Roman numberals | ||
| Base 2 | 1000100011111110012 | 1000100100000000112 |
| Base 3 | 210101021213 | 210101022223 |
| Base 4 | 2020333214 | 2021000034 |
| Base 5 | 134421115 | 134421315 |
| Base 6 | 30012416 | 30012556 |
| Base 7 | 11226617 | 11230047 |
| Base 8 | 4217718 | 4220038 |
| Base 9 | 2333779 | 2333889 |
| Base 10 | 14028110 | 14029110 |
| Base 11 | 9643911 | 9644811 |
| Base 12 | 6922112 | 6922b12 |
| Base 13 | 4bb0b13 | 4bb1813 |
| Base 14 | 391a114 | 391ab14 |
| Base 15 | 2b87115 | 2b87b15 |
| Base 16 | 223f916 | 2240316 |