Compare 66977 vs 67129
| Property | 66977 | 67129 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 669771 | 671291 |
| Prime factorization | 66977 | 67129 |
| Divisors count | 2 | 2 |
| Divisors | 1, 66977 | 1, 67129 |
| Number of properties | 6 | 5 |
| Chen primes | 3053rd | |
| Cousin primes (2nd member) | 878th | |
| Harmonic primes | 2513th | |
| Isolated primes | 4928th | 4940th |
| Lucky primes | 916th | |
| Primes | 6675th | 6687th |
| Pythagorean primes | 3327th | 3335th |
| Quartan primes | 29th | |
| Roman numberals | ||
| Base 2 | 100000101101000012 | 100000110001110012 |
| Base 3 | 101012121223 | 101020020213 |
| Base 4 | 1001122014 | 1001203214 |
| Base 5 | 41204025 | 41220045 |
| Base 6 | 12340256 | 12344416 |
| Base 7 | 3661617 | 3664667 |
| Base 8 | 2026418 | 2030718 |
| Base 9 | 1117789 | 1120679 |
| Base 10 | 6697710 | 6712910 |
| Base 11 | 4635911 | 4648711 |
| Base 12 | 3291512 | 32a2112 |
| Base 13 | 2464113 | 2472a13 |
| Base 14 | 1a5a114 | 1a66d14 |
| Base 15 | 14ca215 | 14d5415 |
| Base 16 | 105a116 | 1063916 |