Compare 42557 vs 42821
| Property | 42557 | 42821 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 425571 | 428211 |
| Prime factorization | 42557 | 42821 |
| Divisors count | 2 | 2 |
| Divisors | 1, 42557 | 1, 42821 |
| Number of properties | 4 | 5 |
| Additive primes | 1988th | 1999th |
| Isolated primes | 3215th | 3236th |
| Primes | 4450th | 4477th |
| Pythagorean primes | 2206th | 2221st |
| Sophie germain primes | 595th | |
| Roman numberals | ||
| Base 2 | 10100110001111012 | 10100111010001012 |
| Base 3 | 20111010123 | 20112012223 |
| Base 4 | 221203314 | 221310114 |
| Base 5 | 23302125 | 23322415 |
| Base 6 | 5250056 | 5301256 |
| Base 7 | 2350347 | 2355627 |
| Base 8 | 1230758 | 1235058 |
| Base 9 | 643359 | 646589 |
| Base 10 | 4255710 | 4282110 |
| Base 11 | 29a7911 | 2a19911 |
| Base 12 | 2076512 | 2094512 |
| Base 13 | 164a813 | 1664c13 |
| Base 14 | 1171b14 | 1186914 |
| Base 15 | c92215 | ca4b15 |
| Base 16 | a63d16 | a74516 |