Compare 128959 vs 128971
| Property | 128959 | 128971 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1289591 | 1289711 |
| Prime factorization | 128959 | 128971 |
| Divisors count | 2 | 2 |
| Divisors | 1, 128959 | 1, 128971 |
| Number of properties | 3 | 6 |
| Emirps | 2434th | |
| Harmonic primes | 4545th | |
| Isolated primes | 9061st | |
| Long primes | 4527th | |
| Lucky primes | 1582nd | |
| Primes | 12070th | 12072nd |
| Twin primes (2nd member) | 1506th | |
| Ulam primes | 845th | |
| Roman numberals | ||
| Base 2 | 111110111101111112 | 111110111110010112 |
| Base 3 | 201122200213 | 201122202013 |
| Base 4 | 1331323334 | 1331330234 |
| Base 5 | 131113145 | 131113415 |
| Base 6 | 24330116 | 24330316 |
| Base 7 | 10446557 | 10450037 |
| Base 8 | 3736778 | 3737138 |
| Base 9 | 2158079 | 2158219 |
| Base 10 | 12895910 | 12897110 |
| Base 11 | 8898611 | 8899711 |
| Base 12 | 6276712 | 6277712 |
| Base 13 | 4690c13 | 4691b13 |
| Base 14 | 34dd514 | 3500314 |
| Base 15 | 2832415 | 2833115 |
| Base 16 | 1f7bf16 | 1f7cb16 |