Compare 420221 vs 420263
| Property | 420221 | 420263 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 4202211 | 4202631 |
| Prime factorization | 420221 | 420263 |
| Divisors count | 2 | 2 |
| Divisors | 1, 420221 | 1, 420263 |
| Number of properties | 3 | 6 |
| Additive primes | 13992nd | 13994th |
| Chen primes | 14221st | |
| Isolated primes | 27480th | 27483rd |
| Primes | 35403rd | 35406th |
| Safe primes | 2138th | |
| Sexy primes (1st member) | 7972nd | |
| Roman numberals | ||
| Base 2 | 11001101001011111012 | 11001101001101001112 |
| Base 3 | 2101001022023 | 2101001110223 |
| Base 4 | 12122113314 | 12122122134 |
| Base 5 | 1014213415 | 1014220235 |
| Base 6 | 130012456 | 130013556 |
| Base 7 | 34000647 | 34001547 |
| Base 8 | 14645758 | 14646478 |
| Base 9 | 7103829 | 7104389 |
| Base 10 | 42022110 | 42026310 |
| Base 11 | 26779a11 | 26782811 |
| Base 12 | 18322512 | 18325b12 |
| Base 13 | 11936913 | 11939c13 |
| Base 14 | ad1db14 | ad22b14 |
| Base 15 | 8479b15 | 847c815 |
| Base 16 | 6697d16 | 669a716 |