Compare 157991 vs 158161
| Property | 157991 | 158161 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1579911 | 1581611 |
| Prime factorization | 157991 | 158161 |
| Divisors count | 2 | 2 |
| Divisors | 1, 157991 | 1, 158161 |
| Number of properties | 4 | 5 |
| Chen primes | 6203rd | |
| Emirps | 3166th | |
| Harmonic primes | 5442nd | |
| Isolated primes | 10951st | 10962nd |
| Primes | 14520th | 14533rd |
| Pythagorean primes | 7248th | |
| Super primes | 1701st | |
| Roman numberals | ||
| Base 2 | 1001101001001001112 | 1001101001110100012 |
| Base 3 | 220002011123 | 220002212113 |
| Base 4 | 2122102134 | 2122131014 |
| Base 5 | 200234315 | 200301215 |
| Base 6 | 32152356 | 32201216 |
| Base 7 | 12254217 | 12260537 |
| Base 8 | 4644478 | 4647218 |
| Base 9 | 2606459 | 2608549 |
| Base 10 | 15799110 | 15816110 |
| Base 11 | a877911 | a891311 |
| Base 12 | 7751b12 | 7764112 |
| Base 13 | 56bb213 | 56cb313 |
| Base 14 | 4181114 | 418d314 |
| Base 15 | 31c2b15 | 31ce115 |
| Base 16 | 2692716 | 269d116 |