Compare 212131 vs 214399
| Property | 212131 | 214399 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 2121311 | 2143991 |
| Prime factorization | 212131 | 214399 |
| Divisors count | 2 | 2 |
| Divisors | 1, 212131 | 1, 214399 |
| Number of properties | 4 | 5 |
| Happy primes | 2912th | |
| Harmonic primes | 7177th | |
| Isolated primes | 14442nd | 14596th |
| Long primes | 7099th | |
| Primes | 18985th | 19161st |
| Ulam primes | 1364th | 1376th |
| Roman numberals | ||
| Base 2 | 1100111100101000112 | 1101000101011111112 |
| Base 3 | 1012022222013 | 1012200022013 |
| Base 4 | 3033022034 | 3101113334 |
| Base 5 | 232420115 | 233300445 |
| Base 6 | 43140316 | 43323316 |
| Base 7 | 15423137 | 15520337 |
| Base 8 | 6362438 | 6425778 |
| Base 9 | 3528819 | 3560819 |
| Base 10 | 21213110 | 21439910 |
| Base 11 | 13541711 | 13709911 |
| Base 12 | a291712 | a40a712 |
| Base 13 | 7572a13 | 7678313 |
| Base 14 | 5744314 | 581c314 |
| Base 15 | 42cc115 | 437d415 |
| Base 16 | 33ca316 | 3457f16 |