Compare 489887 vs 490121
| Property | 489887 | 490121 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 4898871 | 4901211 |
| Prime factorization | 489887 | 490121 |
| Divisors count | 2 | 2 |
| Divisors | 1, 489887 | 1, 490121 |
| Number of properties | 5 | 6 |
| Additive primes | 16029th | |
| Chen primes | 16200th | 16210th |
| Cousin primes (2nd member) | 4485th | |
| Happy primes | 5969th | 5971st |
| Isolated primes | 31790th | 31800th |
| Primes | 40757th | 40777th |
| Safe primes | 2426th | |
| Roman numberals | ||
| Base 2 | 11101111001100111112 | 11101111010100010012 |
| Base 3 | 2202122222223 | 2202200221223 |
| Base 4 | 13132121334 | 13132220214 |
| Base 5 | 1111340225 | 1111404415 |
| Base 6 | 142555556 | 143010256 |
| Base 7 | 41101467 | 41106327 |
| Base 8 | 16746378 | 16752118 |
| Base 9 | 8258889 | 8262789 |
| Base 10 | 48988710 | 49012110 |
| Base 11 | 30507211 | 30526511 |
| Base 12 | 1b75bb12 | 1b777512 |
| Base 13 | 141c9813 | 14211813 |
| Base 14 | ca75d14 | ca88914 |
| Base 15 | 9a24215 | 9a34b15 |
| Base 16 | 7799f16 | 77a8916 |