Compare 489887 vs 489913
| Property | 489887 | 489913 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 4898871 | 4899131 |
| Prime factorization | 489887 | 489913 |
| Divisors count | 2 | 2 |
| Divisors | 1, 489887 | 1, 489913 |
| Number of properties | 5 | 2 |
| Chen primes | 16200th | |
| Happy primes | 5969th | |
| Isolated primes | 31790th | |
| Primes | 40757th | 40760th |
| Safe primes | 2426th | |
| Twin primes (2nd member) | 4485th | |
| Roman numberals | ||
| Base 2 | 11101111001100111112 | 11101111001101110012 |
| Base 3 | 2202122222223 | 2202200002213 |
| Base 4 | 13132121334 | 13132123214 |
| Base 5 | 1111340225 | 1111341235 |
| Base 6 | 142555556 | 143000416 |
| Base 7 | 41101467 | 41102147 |
| Base 8 | 16746378 | 16746718 |
| Base 9 | 8258889 | 8260279 |
| Base 10 | 48988710 | 48991310 |
| Base 11 | 30507211 | 30509611 |
| Base 12 | 1b75bb12 | 1b762112 |
| Base 13 | 141c9813 | 141cb813 |
| Base 14 | ca75d14 | ca77b14 |
| Base 15 | 9a24215 | 9a25d15 |
| Base 16 | 7799f16 | 779b916 |