Compare 21269 vs 21647
| Property | 21269 | 21647 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 212691 | 216471 |
| Prime factorization | 21269 | 21647 |
| Divisors count | 2 | 2 |
| Divisors | 1, 21269 | 1, 21647 |
| Number of properties | 7 | 4 |
| Chen primes | 1173rd | 1193rd |
| Harmonic primes | 875th | |
| Isolated primes | 1668th | |
| Long primes | 908th | 918th |
| Primes | 2389th | 2430th |
| Pythagorean primes | 1185th | |
| Super primes | 355th | |
| Twin primes (1st member) | 370th | |
| Roman numberals | ||
| Base 2 | 1010011000101012 | 1010100100011112 |
| Base 3 | 10020112023 | 10022002023 |
| Base 4 | 110301114 | 111020334 |
| Base 5 | 11400345 | 11430425 |
| Base 6 | 2422456 | 2441156 |
| Base 7 | 1160037 | 1200537 |
| Base 8 | 514258 | 522178 |
| Base 9 | 321529 | 326229 |
| Base 10 | 2126910 | 2164710 |
| Base 11 | 14a8611 | 1529a11 |
| Base 12 | 1038512 | 1063b12 |
| Base 13 | 98b113 | 9b1213 |
| Base 14 | 7a7314 | 7c6314 |
| Base 15 | 647e15 | 663215 |
| Base 16 | 531516 | 548f16 |