Compare 21157 vs 23197
| Property | 21157 | 23197 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 211571 | 231971 |
| Prime factorization | 21157 | 23197 |
| Divisors count | 2 | 2 |
| Divisors | 1, 21157 | 1, 23197 |
| Number of properties | 5 | 7 |
| Cousin primes (1st member) | 390th | |
| Isolated primes | 1659th | 1807th |
| Primes | 2378th | 2588th |
| Prime triplets (1st member) | 194th | |
| Pythagorean primes | 1181st | 1283rd |
| Sexy primes (1st member) | 720th | 775th |
| Sexy prime triplets (1st member) | 197th | 207th |
| Roman numberals | ||
| Base 2 | 1010010101001012 | 1011010100111012 |
| Base 3 | 10020001213 | 10112110113 |
| Base 4 | 110222114 | 112221314 |
| Base 5 | 11341125 | 12202425 |
| Base 6 | 2415416 | 2552216 |
| Base 7 | 1154537 | 1244267 |
| Base 8 | 512458 | 552358 |
| Base 9 | 320179 | 347349 |
| Base 10 | 2115710 | 2319710 |
| Base 11 | 1499411 | 1647911 |
| Base 12 | 102b112 | 1151112 |
| Base 13 | 982613 | a73513 |
| Base 14 | 79d314 | 864d14 |
| Base 15 | 640715 | 6d1715 |
| Base 16 | 52a516 | 5a9d16 |