Compare 21269 vs 21391
| Property | 21269 | 21391 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 212691 | 213911 |
| Prime factorization | 21269 | 21391 |
| Divisors count | 2 | 2 |
| Divisors | 1, 21269 | 1, 21391 |
| Number of properties | 7 | 3 |
| Chen primes | 1173rd | |
| Harmonic primes | 875th | |
| Isolated primes | 1668th | 1676th |
| Long primes | 908th | |
| Primes | 2389th | 2401st |
| Pythagorean primes | 1185th | |
| Sexy primes (1st member) | 729th | |
| Super primes | 355th | |
| Roman numberals | ||
| Base 2 | 1010011000101012 | 1010011100011112 |
| Base 3 | 10020112023 | 10021000213 |
| Base 4 | 110301114 | 110320334 |
| Base 5 | 11400345 | 11410315 |
| Base 6 | 2422456 | 2430116 |
| Base 7 | 1160037 | 1162367 |
| Base 8 | 514258 | 516178 |
| Base 9 | 321529 | 323079 |
| Base 10 | 2126910 | 2139110 |
| Base 11 | 14a8611 | 1508711 |
| Base 12 | 1038512 | 1046712 |
| Base 13 | 98b113 | 997613 |
| Base 14 | 7a7314 | 7b1d14 |
| Base 15 | 647e15 | 651115 |
| Base 16 | 531516 | 538f16 |