Compare 420521 vs 420809
| Property | 420521 | 420809 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 4205211 | 4208091 |
| Prime factorization | 420521 | 420809 |
| Divisors count | 2 | 2 |
| Divisors | 1, 420521 | 1, 420809 |
| Number of properties | 3 | 5 |
| Additive primes | 14015th | |
| Chen primes | 14230th | 14238th |
| Isolated primes | 27501st | |
| Primes | 35432nd | 35453rd |
| Sexy primes (2nd member) | 7983rd | |
| Twin primes (1st member) | 3969th | |
| Roman numberals | ||
| Base 2 | 11001101010101010012 | 11001101011110010012 |
| Base 3 | 2101002112123 | 2101010201123 |
| Base 4 | 12122222214 | 12122330214 |
| Base 5 | 1014240415 | 1014312145 |
| Base 6 | 130025056 | 130041056 |
| Base 7 | 34010037 | 34015647 |
| Base 8 | 14652518 | 14657118 |
| Base 9 | 7107559 | 7112159 |
| Base 10 | 42052110 | 42080910 |
| Base 11 | 267a4211 | 26818411 |
| Base 12 | 18343512 | 18363512 |
| Base 13 | 11953a13 | 1196cc13 |
| Base 14 | ad37314 | ad4db14 |
| Base 15 | 848eb15 | 84a3e15 |
| Base 16 | 66aa916 | 66bc916 |