Compare 139681 vs 139991
| Property | 139681 | 139991 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1396811 | 1399911 |
| Prime factorization | 139681 | 139991 |
| Divisors count | 2 | 2 |
| Divisors | 1, 139681 | 1, 139991 |
| Number of properties | 5 | 6 |
| Cousin primes (2nd member) | 1605th | |
| Emirps | 2705th | |
| Happy primes | 2027th | |
| Harmonic primes | 4876th | 4885th |
| Isolated primes | 9768th | 9794th |
| Primes | 12981st | 13009th |
| Pythagorean primes | 6465th | |
| Super primes | 1551st | |
| Roman numberals | ||
| Base 2 | 1000100001101000012 | 1000100010110101112 |
| Base 3 | 210021211013 | 210100002123 |
| Base 4 | 2020122014 | 2020231134 |
| Base 5 | 134322115 | 134344315 |
| Base 6 | 25544016 | 30000356 |
| Base 7 | 11211437 | 11220657 |
| Base 8 | 4206418 | 4213278 |
| Base 9 | 2325419 | 2330259 |
| Base 10 | 13968110 | 13999110 |
| Base 11 | 95a4311 | 961a511 |
| Base 12 | 68a0112 | 6901b12 |
| Base 13 | 4b76913 | 4b94713 |
| Base 14 | 38c9314 | 3903514 |
| Base 15 | 2b5c115 | 2b72b15 |
| Base 16 | 221a116 | 222d716 |