Compare 12821 vs 12853
| Property | 12821 | 12853 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 128211 | 128531 |
| Prime factorization | 12821 | 12853 |
| Divisors count | 2 | 2 |
| Divisors | 1, 12821 | 1, 12853 |
| Number of properties | 8 | 6 |
| Additive primes | 740th | |
| Chen primes | 776th | |
| Happy primes | 255th | |
| Harmonic primes | 547th | 550th |
| Isolated primes | 1043rd | |
| Long primes | 594th | |
| Palindromic primes | 28th | |
| Primes | 1528th | 1532nd |
| Pythagorean primes | 757th | 760th |
| Sophie germain primes | 232nd | |
| Twin primes (1st member) | 245th | |
| Roman numberals | ||
| Base 2 | 110010000101012 | 110010001101012 |
| Base 3 | 1221202123 | 1221220013 |
| Base 4 | 30201114 | 30203114 |
| Base 5 | 4022415 | 4024035 |
| Base 6 | 1352056 | 1353016 |
| Base 7 | 522447 | 523217 |
| Base 8 | 310258 | 310658 |
| Base 9 | 185259 | 185619 |
| Base 10 | 1282110 | 1285310 |
| Base 11 | 96a611 | 972511 |
| Base 12 | 750512 | 753112 |
| Base 13 | 5ab313 | 5b0913 |
| Base 14 | 495b14 | 498114 |
| Base 15 | 3beb15 | 3c1d15 |
| Base 16 | 321516 | 323516 |