Compare 12743 vs 12821
| Property | 12743 | 12821 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 127431 | 128211 |
| Prime factorization | 12743 | 12821 |
| Divisors count | 2 | 2 |
| Divisors | 1, 12743 | 1, 12821 |
| Number of properties | 8 | 8 |
| Additive primes | 737th | |
| Chen primes | 771st | 776th |
| Cousin primes (2nd member) | 245th | |
| Emirps | 353rd | |
| Happy primes | 252nd | |
| Harmonic primes | 547th | |
| Isolated primes | 1034th | |
| Long primes | 592nd | 594th |
| Palindromic primes | 28th | |
| Primes | 1521st | 1528th |
| Pythagorean primes | 757th | |
| Sophie germain primes | 232nd | |
| Twin primes (1st member) | 245th | |
| Roman numberals | ||
| Base 2 | 110001110001112 | 110010000101012 |
| Base 3 | 1221102223 | 1221202123 |
| Base 4 | 30130134 | 30201114 |
| Base 5 | 4014335 | 4022415 |
| Base 6 | 1345556 | 1352056 |
| Base 7 | 521037 | 522447 |
| Base 8 | 307078 | 310258 |
| Base 9 | 184289 | 185259 |
| Base 10 | 1274310 | 1282110 |
| Base 11 | 963511 | 96a611 |
| Base 12 | 745b12 | 750512 |
| Base 13 | 5a5313 | 5ab313 |
| Base 14 | 490314 | 495b14 |
| Base 15 | 3b9815 | 3beb15 |
| Base 16 | 31c716 | 321516 |