Compare 21247 vs 21269
| Property | 21247 | 21269 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 212471 | 212691 |
| Prime factorization | 21247 | 21269 |
| Divisors count | 2 | 2 |
| Divisors | 1, 21247 | 1, 21269 |
| Number of properties | 3 | 7 |
| Chen primes | 1173rd | |
| Harmonic primes | 875th | |
| Isolated primes | 1667th | 1668th |
| Long primes | 907th | 908th |
| Primes | 2388th | 2389th |
| Pythagorean primes | 1185th | |
| Super primes | 355th | |
| Roman numberals | ||
| Base 2 | 1010010111111112 | 1010011000101012 |
| Base 3 | 10020102213 | 10020112023 |
| Base 4 | 110233334 | 110301114 |
| Base 5 | 11344425 | 11400345 |
| Base 6 | 2422116 | 2422456 |
| Base 7 | 1156427 | 1160037 |
| Base 8 | 513778 | 514258 |
| Base 9 | 321279 | 321529 |
| Base 10 | 2124710 | 2126910 |
| Base 11 | 14a6611 | 14a8611 |
| Base 12 | 1036712 | 1038512 |
| Base 13 | 989513 | 98b113 |
| Base 14 | 7a5914 | 7a7314 |
| Base 15 | 646715 | 647e15 |
| Base 16 | 52ff16 | 531516 |