Compare 157991 vs 158009
| Property | 157991 | 158009 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1579911 | 1580091 |
| Prime factorization | 157991 | 158009 |
| Divisors count | 2 | 2 |
| Divisors | 1, 157991 | 1, 158009 |
| Number of properties | 4 | 7 |
| Additive primes | 5961st | |
| Chen primes | 6198th | |
| Emirps | 3166th | |
| Harmonic primes | 5442nd | 5444th |
| Isolated primes | 10951st | 10954th |
| Primes | 14520th | 14523rd |
| Pythagorean primes | 7241st | |
| Sexy primes (2nd member) | 3535th | |
| Roman numberals | ||
| Base 2 | 1001101001001001112 | 1001101001001110012 |
| Base 3 | 220002011123 | 220002020123 |
| Base 4 | 2122102134 | 2122103214 |
| Base 5 | 200234315 | 200240145 |
| Base 6 | 32152356 | 32153056 |
| Base 7 | 12254217 | 12254457 |
| Base 8 | 4644478 | 4644718 |
| Base 9 | 2606459 | 2606659 |
| Base 10 | 15799110 | 15800910 |
| Base 11 | a877911 | a879511 |
| Base 12 | 7751b12 | 7753512 |
| Base 13 | 56bb213 | 56bc713 |
| Base 14 | 4181114 | 4182514 |
| Base 15 | 31c2b15 | 31c3e15 |
| Base 16 | 2692716 | 2693916 |