Compare 20771 vs 21031
| Property | 20771 | 21031 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 207711 | 210311 |
| Prime factorization | 20771 | 21031 |
| Divisors count | 2 | 2 |
| Divisors | 1, 20771 | 1, 21031 |
| Number of properties | 7 | 3 |
| Additive primes | 1088th | 1098th |
| Chen primes | 1152nd | |
| Happy primes | 387th | |
| Harmonic primes | 855th | |
| Isolated primes | 1650th | |
| Primes | 2340th | 2367th |
| Sophie germain primes | 336th | |
| Twin primes (1st member) | 354th | |
| Roman numberals | ||
| Base 2 | 1010001001000112 | 1010010001001112 |
| Base 3 | 10011110223 | 10012112213 |
| Base 4 | 110102034 | 110202134 |
| Base 5 | 11310415 | 11331115 |
| Base 6 | 2400556 | 2412116 |
| Base 7 | 1143627 | 1152137 |
| Base 8 | 504438 | 510478 |
| Base 9 | 314389 | 317579 |
| Base 10 | 2077110 | 2103110 |
| Base 11 | 1467311 | 1488a11 |
| Base 12 | 1002b12 | 1020712 |
| Base 13 | 95ba13 | 975a13 |
| Base 14 | 77d914 | 794314 |
| Base 15 | 624b15 | 637115 |
| Base 16 | 512316 | 522716 |