Compare 42157 vs 42197
| Property | 42157 | 42197 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 421571 | 421971 |
| Prime factorization | 42157 | 42197 |
| Divisors count | 2 | 2 |
| Divisors | 1, 42157 | 1, 42197 |
| Number of properties | 5 | 6 |
| Additive primes | 1965th | 1968th |
| Chen primes | 2072nd | |
| Cousin primes (2nd member) | 609th | |
| Harmonic primes | 1641st | |
| Isolated primes | 3181st | 3185th |
| Primes | 4406th | 4412th |
| Pythagorean primes | 2184th | 2188th |
| Roman numberals | ||
| Base 2 | 10100100101011012 | 10100100110101012 |
| Base 3 | 20102111013 | 20102122123 |
| Base 4 | 221022314 | 221031114 |
| Base 5 | 23221125 | 23222425 |
| Base 6 | 5231016 | 5232056 |
| Base 7 | 2336237 | 2340117 |
| Base 8 | 1222558 | 1223258 |
| Base 9 | 637419 | 637859 |
| Base 10 | 4215710 | 4219710 |
| Base 11 | 2974511 | 2978111 |
| Base 12 | 2049112 | 2050512 |
| Base 13 | 1625b13 | 1628c13 |
| Base 14 | 1151314 | 1154114 |
| Base 15 | c75715 | c78215 |
| Base 16 | a4ad16 | a4d516 |