Compare 21187 vs 21269
| Property | 21187 | 21269 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 211871 | 212691 |
| Prime factorization | 21187 | 21269 |
| Divisors count | 2 | 2 |
| Divisors | 1, 21187 | 1, 21269 |
| Number of properties | 7 | 7 |
| Additive primes | 1107th | |
| Chen primes | 1173rd | |
| Cousin primes (1st member) | 361st | |
| Harmonic primes | 874th | 875th |
| Isolated primes | 1663rd | 1668th |
| Long primes | 908th | |
| Primes | 2382nd | 2389th |
| Prime triplets (1st member) | 178th | |
| Pythagorean primes | 1185th | |
| Sexy primes (1st member) | 722nd | |
| Super primes | 355th | |
| Roman numberals | ||
| Base 2 | 1010010110000112 | 1010011000101012 |
| Base 3 | 10020012013 | 10020112023 |
| Base 4 | 110230034 | 110301114 |
| Base 5 | 11342225 | 11400345 |
| Base 6 | 2420316 | 2422456 |
| Base 7 | 1155257 | 1160037 |
| Base 8 | 513038 | 514258 |
| Base 9 | 320519 | 321529 |
| Base 10 | 2118710 | 2126910 |
| Base 11 | 14a1111 | 14a8611 |
| Base 12 | 1031712 | 1038512 |
| Base 13 | 984a13 | 98b113 |
| Base 14 | 7a1514 | 7a7314 |
| Base 15 | 642715 | 647e15 |
| Base 16 | 52c316 | 531516 |