Compare 42407 vs 42557
| Property | 42407 | 42557 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 424071 | 425571 |
| Prime factorization | 42407 | 42557 |
| Divisors count | 2 | 2 |
| Divisors | 1, 42407 | 1, 42557 |
| Number of properties | 7 | 4 |
| Additive primes | 1981st | 1988th |
| Chen primes | 2079th | |
| Cousin primes (2nd member) | 611th | |
| Isolated primes | 3215th | |
| Primes | 4434th | 4450th |
| Prime triplets (2nd member) | 288th | |
| Pythagorean primes | 2206th | |
| Twin primes (1st member) | 617th | |
| Ulam primes | 334th | |
| Roman numberals | ||
| Base 2 | 10100101101001112 | 10100110001111012 |
| Base 3 | 20110111223 | 20111010123 |
| Base 4 | 221122134 | 221203314 |
| Base 5 | 23241125 | 23302125 |
| Base 6 | 5241556 | 5250056 |
| Base 7 | 2344317 | 2350347 |
| Base 8 | 1226478 | 1230758 |
| Base 9 | 641489 | 643359 |
| Base 10 | 4240710 | 4255710 |
| Base 11 | 2995211 | 29a7911 |
| Base 12 | 2065b12 | 2076512 |
| Base 13 | 163c113 | 164a813 |
| Base 14 | 1165114 | 1171b14 |
| Base 15 | c87215 | c92215 |
| Base 16 | a5a716 | a63d16 |