Compare 421607 vs 421997
| Property | 421607 | 421997 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 4216071 | 4219971 |
| Prime factorization | 421607 | 421997 |
| Divisors count | 2 | 2 |
| Divisors | 1, 421607 | 1, 421997 |
| Number of properties | 5 | 4 |
| Chen primes | 14260th | 14271st |
| Isolated primes | 27583rd | |
| Left-truncatable primes | 463rd | |
| Primes | 35509th | 35538th |
| Safe primes | 2144th | |
| Super primes | 3780th | |
| Twin primes (1st member) | 3975th | |
| Roman numberals | ||
| Base 2 | 11001101110111001112 | 11001110000011011012 |
| Base 3 | 2101021000023 | 2101022121123 |
| Base 4 | 12123232134 | 12130012314 |
| Base 5 | 1014424125 | 1020004425 |
| Base 6 | 130115156 | 130134056 |
| Base 7 | 34041147 | 34052127 |
| Base 8 | 14673478 | 14701558 |
| Base 9 | 7123029 | 7127759 |
| Base 10 | 42160710 | 42199710 |
| Base 11 | 26883a11 | 26906411 |
| Base 12 | 183b9b12 | 18426512 |
| Base 13 | 119b9413 | 11a10413 |
| Base 14 | ad90b14 | adb0914 |
| Base 15 | 84dc215 | 8508215 |
| Base 16 | 66ee716 | 6706d16 |