Compare 191227 vs 192121
| Property | 191227 | 192121 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1912271 | 1921211 |
| Prime factorization | 191227 | 192121 |
| Divisors count | 2 | 2 |
| Divisors | 1, 191227 | 1, 192121 |
| Number of properties | 5 | 5 |
| Chen primes | 7262nd | |
| Cousin primes (1st member) | 2049th | |
| Emirps | 4051st | |
| Isolated primes | 13102nd | 13153rd |
| Lucky primes | 2233rd | 2240th |
| Primes | 17263rd | 17338th |
| Pythagorean primes | 8654th | |
| Roman numberals | ||
| Base 2 | 1011101010111110112 | 1011101110011110012 |
| Base 3 | 1002010221113 | 1002021121213 |
| Base 4 | 2322233234 | 2323213214 |
| Base 5 | 221044025 | 221214415 |
| Base 6 | 40331516 | 40412416 |
| Base 7 | 14243417 | 14300567 |
| Base 8 | 5653738 | 5671718 |
| Base 9 | 3212749 | 3224779 |
| Base 10 | 19122710 | 19212110 |
| Base 11 | 12074311 | 12138611 |
| Base 12 | 927b712 | 9322112 |
| Base 13 | 6906a13 | 695a713 |
| Base 14 | 4d99114 | 5002d14 |
| Base 15 | 3b9d715 | 3bdd115 |
| Base 16 | 2eafb16 | 2ee7916 |