Compare 421997 vs 429137
| Property | 421997 | 429137 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 4219971 | 4291371 |
| Prime factorization | 421997 | 429137 |
| Divisors count | 2 | 2 |
| Divisors | 1, 421997 | 1, 429137 |
| Number of properties | 4 | 4 |
| Chen primes | 14271st | 14485th |
| Isolated primes | 27583rd | |
| Left-truncatable primes | 463rd | 468th |
| Primes | 35538th | 36082nd |
| Twin primes (1st member) | 4041st | |
| Roman numberals | ||
| Base 2 | 11001110000011011012 | 11010001100010100012 |
| Base 3 | 2101022121123 | 2102101222223 |
| Base 4 | 12130012314 | 12203011014 |
| Base 5 | 1020004425 | 1022130225 |
| Base 6 | 130134056 | 131104256 |
| Base 7 | 34052127 | 34350627 |
| Base 8 | 14701558 | 15061218 |
| Base 9 | 7127759 | 7235889 |
| Base 10 | 42199710 | 42913710 |
| Base 11 | 26906411 | 27346511 |
| Base 12 | 18426512 | 18841512 |
| Base 13 | 11a10413 | 12043713 |
| Base 14 | adb0914 | b256914 |
| Base 15 | 8508215 | 8724215 |
| Base 16 | 6706d16 | 68c5116 |