Compare 1979 vs 2017
| Property | 1979 | 2017 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 19791 | 20171 |
| Prime factorization | 1979 | 2017 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1979 | 1, 2017 |
| Number of properties | 6 | 7 |
| Chen primes | 184th | 187th |
| Emirps | 96th | |
| Isolated primes | 180th | 185th |
| Long primes | 116th | 117th |
| Primes | 299th | 306th |
| Pythagorean primes | 148th | |
| Sexy primes (2nd member) | 126th | 130th |
| Solinas primes | 54th | |
| Roman numberals | MCMLXXIX | MMXVII |
| Base 2 | 111101110112 | 111111000012 |
| Base 3 | 22010223 | 22022013 |
| Base 4 | 1323234 | 1332014 |
| Base 5 | 304045 | 310325 |
| Base 6 | 130556 | 132016 |
| Base 7 | 55257 | 56117 |
| Base 8 | 36738 | 37418 |
| Base 9 | 26389 | 26819 |
| Base 10 | 197910 | 201710 |
| Base 11 | 153a11 | 157411 |
| Base 12 | 118b12 | 120112 |
| Base 13 | b9313 | bc213 |
| Base 14 | a1514 | a4114 |
| Base 15 | 8be15 | 8e715 |
| Base 16 | 7bb16 | 7e116 |