Compare 21139 vs 21269
| Property | 21139 | 21269 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 211391 | 212691 |
| Prime factorization | 21139 | 21269 |
| Divisors count | 2 | 2 |
| Divisors | 1, 21139 | 1, 21269 |
| Number of properties | 5 | 7 |
| Chen primes | 1173rd | |
| Cousin primes (1st member) | 360th | |
| Good primes | 266th | |
| Harmonic primes | 875th | |
| Isolated primes | 1656th | 1668th |
| Long primes | 908th | |
| Lucky primes | 385th | |
| Primes | 2375th | 2389th |
| Pythagorean primes | 1185th | |
| Super primes | 355th | |
| Roman numberals | ||
| Base 2 | 1010010100100112 | 1010011000101012 |
| Base 3 | 10012222213 | 10020112023 |
| Base 4 | 110221034 | 110301114 |
| Base 5 | 11340245 | 11400345 |
| Base 6 | 2415116 | 2422456 |
| Base 7 | 1154267 | 1160037 |
| Base 8 | 512238 | 514258 |
| Base 9 | 318879 | 321529 |
| Base 10 | 2113910 | 2126910 |
| Base 11 | 1497811 | 14a8611 |
| Base 12 | 1029712 | 1038512 |
| Base 13 | 981113 | 98b113 |
| Base 14 | 79bd14 | 7a7314 |
| Base 15 | 63e415 | 647e15 |
| Base 16 | 529316 | 531516 |