Compare 255989 vs 256129
| Property | 255989 | 256129 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 2559891 | 2561291 |
| Prime factorization | 255989 | 256129 |
| Divisors count | 2 | 2 |
| Divisors | 1, 255989 | 1, 256129 |
| Number of properties | 5 | 4 |
| Chen primes | 9307th | |
| Cousin primes (1st member) | 2634th | |
| Happy primes | 3380th | |
| Isolated primes | 17262nd | 17269th |
| Long primes | 8434th | |
| Lucky primes | 2806th | |
| Primes | 22525th | 22536th |
| Roman numberals | ||
| Base 2 | 1111100111111101012 | 1111101000100000012 |
| Base 3 | 1110000110023 | 1110001000213 |
| Base 4 | 3321333114 | 3322020014 |
| Base 5 | 311424245 | 311440045 |
| Base 6 | 52530456 | 52534416 |
| Base 7 | 21142167 | 21145067 |
| Base 8 | 7637658 | 7642018 |
| Base 9 | 4301329 | 4303079 |
| Base 10 | 25598910 | 25612910 |
| Base 11 | 16536811 | 16548511 |
| Base 12 | 10418512 | 10428112 |
| Base 13 | 8c69613 | 8c77313 |
| Base 14 | 6940d14 | 694ad14 |
| Base 15 | 50cae15 | 50d5415 |
| Base 16 | 3e7f516 | 3e88116 |