Compare 157931 vs 157991
| Property | 157931 | 157991 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1579311 | 1579911 |
| Prime factorization | 157931 | 157991 |
| Divisors count | 2 | 2 |
| Divisors | 1, 157931 | 1, 157991 |
| Number of properties | 5 | 4 |
| Chen primes | 6195th | |
| Emirps | 3166th | |
| Harmonic primes | 5440th | 5442nd |
| Isolated primes | 10951st | |
| Long primes | 5422nd | |
| Primes | 14517th | 14520th |
| Twin primes (1st member) | 1785th | |
| Roman numberals | ||
| Base 2 | 1001101000111010112 | 1001101001001001112 |
| Base 3 | 220001220223 | 220002011123 |
| Base 4 | 2122032234 | 2122102134 |
| Base 5 | 200232115 | 200234315 |
| Base 6 | 32150556 | 32152356 |
| Base 7 | 12253047 | 12254217 |
| Base 8 | 4643538 | 4644478 |
| Base 9 | 2605689 | 2606459 |
| Base 10 | 15793110 | 15799110 |
| Base 11 | a872411 | a877911 |
| Base 12 | 7748b12 | 7751b12 |
| Base 13 | 56b6713 | 56bb213 |
| Base 14 | 417ab14 | 4181114 |
| Base 15 | 31bdb15 | 31c2b15 |
| Base 16 | 268eb16 | 2692716 |