Compare 31991 vs 32141
| Property | 31991 | 32141 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 319911 | 321411 |
| Prime factorization | 31991 | 32141 |
| Divisors count | 2 | 2 |
| Divisors | 1, 31991 | 1, 32141 |
| Number of properties | 5 | 8 |
| Additive primes | 1554th | 1560th |
| Chen primes | 1644th | |
| Emirps | 698th | |
| Happy primes | 568th | |
| Harmonic primes | 1282nd | |
| Isolated primes | 2451st | |
| Primes | 3432nd | 3448th |
| Pythagorean primes | 1713th | |
| Sophie germain primes | 468th | |
| Twin primes (1st member) | 495th | |
| Ulam primes | 263rd | |
| Roman numberals | ||
| Base 2 | 1111100111101112 | 1111101100011012 |
| Base 3 | 11212122123 | 11220021023 |
| Base 4 | 133033134 | 133120314 |
| Base 5 | 20104315 | 20120315 |
| Base 6 | 4040356 | 4044456 |
| Base 7 | 1621617 | 1624647 |
| Base 8 | 763678 | 766158 |
| Base 9 | 477859 | 480729 |
| Base 10 | 3199110 | 3214110 |
| Base 11 | 2204311 | 2216a11 |
| Base 12 | 1661b12 | 1672512 |
| Base 13 | 1173b13 | 1182513 |
| Base 14 | b93114 | b9db14 |
| Base 15 | 972b15 | 97cb15 |
| Base 16 | 7cf716 | 7d8d16 |