Compare 207139 vs 208129
| Property | 207139 | 208129 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 2071391 | 2081291 |
| Prime factorization | 207139 | 208129 |
| Divisors count | 2 | 2 |
| Divisors | 1, 207139 | 1, 208129 |
| Number of properties | 4 | 5 |
| Harmonic primes | 6981st | |
| Isolated primes | 14120th | 14183rd |
| Long primes | 6951st | |
| Primes | 18559th | 18646th |
| Pythagorean primes | 9311th | |
| Ulam primes | 1335th | 1343rd |
| Roman numberals | ||
| Base 2 | 1100101001001000112 | 1100101101000000012 |
| Base 3 | 1011120102113 | 1011201111113 |
| Base 4 | 3022102034 | 3023100014 |
| Base 5 | 231120245 | 231300045 |
| Base 6 | 42345516 | 42433216 |
| Base 7 | 15216227 | 15245357 |
| Base 8 | 6244438 | 6264018 |
| Base 9 | 3451249 | 3464449 |
| Base 10 | 20713910 | 20812910 |
| Base 11 | 13169911 | 13240911 |
| Base 12 | 9ba5712 | a054112 |
| Base 13 | 7338a13 | 7396c13 |
| Base 14 | 556b914 | 55bc514 |
| Base 15 | 4159415 | 41a0415 |
| Base 16 | 3292316 | 32d0116 |