Compare 420149 vs 420557
| Property | 420149 | 420557 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 4201491 | 4205571 |
| Prime factorization | 420149 | 420557 |
| Divisors count | 2 | 2 |
| Divisors | 1, 420149 | 1, 420557 |
| Number of properties | 4 | 5 |
| Additive primes | 14005th | |
| Chen primes | 14219th | 14231st |
| Isolated primes | 27478th | 27503rd |
| Primes | 35399th | 35434th |
| Sexy primes (2nd member) | 7977th | |
| Sophie germain primes | 3737th | |
| Roman numberals | ||
| Base 2 | 11001101001001101012 | 11001101010110011012 |
| Base 3 | 2101001000023 | 2101002200123 |
| Base 4 | 12122103114 | 12122230314 |
| Base 5 | 1014210445 | 1014242125 |
| Base 6 | 130010456 | 130030056 |
| Base 7 | 33666327 | 34010547 |
| Base 8 | 14644658 | 14653158 |
| Base 9 | 7103029 | 7108059 |
| Base 10 | 42014910 | 42055710 |
| Base 11 | 26773411 | 267a7511 |
| Base 12 | 18318512 | 18346512 |
| Base 13 | 11931213 | 11956713 |
| Base 14 | ad18914 | ad39b14 |
| Base 15 | 8474e15 | 8492215 |
| Base 16 | 6693516 | 66acd16 |