Compare 420809 vs 421739
| Property | 420809 | 421739 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 4208091 | 4217391 |
| Prime factorization | 420809 | 421739 |
| Divisors count | 2 | 2 |
| Divisors | 1, 420809 | 1, 421739 |
| Number of properties | 5 | 4 |
| Additive primes | 14015th | |
| Chen primes | 14238th | 14264th |
| Primes | 35453rd | 35525th |
| Safe primes | 2145th | |
| Sexy primes (2nd member) | 7983rd | |
| Twin primes (1st member) | 3969th | 3978th |
| Roman numberals | ||
| Base 2 | 11001101011110010012 | 11001101111011010112 |
| Base 3 | 2101010201123 | 2101021112223 |
| Base 4 | 12122330214 | 12123312234 |
| Base 5 | 1014312145 | 1014434245 |
| Base 6 | 130041056 | 130122556 |
| Base 7 | 34015647 | 34043637 |
| Base 8 | 14657118 | 14675538 |
| Base 9 | 7112159 | 7124589 |
| Base 10 | 42080910 | 42173910 |
| Base 11 | 26818411 | 26894a11 |
| Base 12 | 18363512 | 18408b12 |
| Base 13 | 1196cc13 | 119c6613 |
| Base 14 | ad4db14 | ad9a314 |
| Base 15 | 84a3e15 | 84e5e15 |
| Base 16 | 66bc916 | 66f6b16 |