Compare 21061 vs 21071
| Property | 21061 | 21071 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 210611 | 191 × 11091 |
| Prime factorization | 21061 | 19 × 1109 |
| Divisors count | 2 | 4 |
| Divisors | 1, 21061 | 1, 19, 1109, 21071 |
| Number of properties | 4 | 1 |
| Primes | 2369th | |
| Pythagorean primes | 1176th | |
| Semiprimes | 5344th | |
| Sexy primes (1st member) | 717th | |
| Twin primes (2nd member) | 360th | |
| Roman numberals | ||
| Base 2 | 1010010010001012 | 1010010010011112 |
| Base 3 | 10012200013 | 10012201023 |
| Base 4 | 110210114 | 110210334 |
| Base 5 | 11332215 | 11332415 |
| Base 6 | 2413016 | 2413156 |
| Base 7 | 1152557 | 1153017 |
| Base 8 | 511058 | 511178 |
| Base 9 | 318019 | 318129 |
| Base 10 | 2106110 | 2107110 |
| Base 11 | 1490711 | 1491611 |
| Base 12 | 1023112 | 1023b12 |
| Base 13 | 978113 | 978b13 |
| Base 14 | 796514 | 797114 |
| Base 15 | 639115 | 639b15 |
| Base 16 | 524516 | 524f16 |