Compare 420419 vs 421517
| Property | 420419 | 421517 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 4204191 | 4215171 |
| Prime factorization | 420419 | 421517 |
| Divisors count | 2 | 2 |
| Divisors | 1, 420419 | 1, 421517 |
| Number of properties | 6 | 5 |
| Chen primes | 14227th | 14258th |
| Isolated primes | 27560th | |
| Primes | 35423rd | 35507th |
| Safe primes | 2140th | |
| Sophie germain primes | 3740th | |
| Super primes | 3773rd | 3779th |
| Twin primes (1st member) | 3965th | |
| Ulam primes | 2558th | |
| Roman numberals | ||
| Base 2 | 11001101010010000112 | 11001101110100011012 |
| Base 3 | 2101002010023 | 2101020122023 |
| Base 4 | 12122210034 | 12123220314 |
| Base 5 | 1014231345 | 1014420325 |
| Base 6 | 130022156 | 130112456 |
| Base 7 | 34004667 | 34036257 |
| Base 8 | 14651038 | 14672158 |
| Base 9 | 7106329 | 7121829 |
| Base 10 | 42041910 | 42151710 |
| Base 11 | 26795a11 | 26876811 |
| Base 12 | 18336b12 | 183b2512 |
| Base 13 | 11948c13 | 119b2513 |
| Base 14 | ad2dd14 | ad88514 |
| Base 15 | 8487e15 | 84d6215 |
| Base 16 | 66a4316 | 66e8d16 |