Compare 1583 vs 1973
| Property | 1583 | 1973 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 15831 | 19731 |
| Prime factorization | 1583 | 1973 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1583 | 1, 1973 |
| Number of properties | 9 | 7 |
| Additive primes | 135th | |
| Chen primes | 159th | |
| Cousin primes (2nd member) | 56th | |
| Emirps | 76th | |
| Good primes | 61st | |
| Harmonic primes | 84th | 111th |
| Isolated primes | 151st | 179th |
| Long primes | 98th | |
| Primes | 250th | 298th |
| Pythagorean primes | 145th | |
| Sexy primes (1st member) | 126th | |
| Sophie germain primes | 53rd | 60th |
| Roman numberals | MDLXXXIII | MCMLXXIII |
| Base 2 | 110001011112 | 111101101012 |
| Base 3 | 20111223 | 22010023 |
| Base 4 | 1202334 | 1323114 |
| Base 5 | 223135 | 303435 |
| Base 6 | 111556 | 130456 |
| Base 7 | 44217 | 55167 |
| Base 8 | 30578 | 36658 |
| Base 9 | 21489 | 26329 |
| Base 10 | 158310 | 197310 |
| Base 11 | 120a11 | 153411 |
| Base 12 | abb12 | 118512 |
| Base 13 | 94a13 | b8a13 |
| Base 14 | 81114 | a0d14 |
| Base 15 | 70815 | 8b815 |
| Base 16 | 62f16 | 7b516 |