Compare 121421 vs 121621
| Property | 121421 | 121621 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1214211 | 1216211 |
| Prime factorization | 121421 | 121621 |
| Divisors count | 2 | 2 |
| Divisors | 1, 121421 | 1, 121621 |
| Number of properties | 6 | 6 |
| Additive primes | 4700th | 4713th |
| Emirps | 2244th | |
| Isolated primes | 8558th | 8573rd |
| Long primes | 4281st | |
| Lucky primes | 1505th | |
| Primes | 11427th | 11448th |
| Pythagorean primes | 5684th | 5693rd |
| Ulam primes | 807th | |
| Roman numberals | ||
| Base 2 | 111011010010011012 | 111011011000101012 |
| Base 3 | 200111200023 | 200112111113 |
| Base 4 | 1312210314 | 1312301114 |
| Base 5 | 123411415 | 123424415 |
| Base 6 | 23340456 | 23350216 |
| Base 7 | 10136667 | 10144037 |
| Base 8 | 3551158 | 3554258 |
| Base 9 | 2045029 | 2047449 |
| Base 10 | 12142110 | 12162110 |
| Base 11 | 8325311 | 8341511 |
| Base 12 | 5a32512 | 5a47112 |
| Base 13 | 4336113 | 4348613 |
| Base 14 | 3236d14 | 3247314 |
| Base 15 | 25e9b15 | 2608115 |
| Base 16 | 1da4d16 | 1db1516 |