Compare 128873 vs 129491
| Property | 128873 | 129491 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1288731 | 1294911 |
| Prime factorization | 128873 | 129491 |
| Divisors count | 2 | 2 |
| Divisors | 1, 128873 | 1, 129491 |
| Number of properties | 8 | 6 |
| Additive primes | 4973rd | |
| Emirps | 2431st | |
| Harmonic primes | 4541st | 4564th |
| Isolated primes | 9056th | 9097th |
| Long primes | 4524th | 4545th |
| Primes | 12063rd | 12118th |
| Pythagorean primes | 6001st | |
| Sexy primes (1st member) | 2995th | 3007th |
| Sophie germain primes | 1455th | |
| Roman numberals | ||
| Base 2 | 111110111011010012 | 111111001110100112 |
| Base 3 | 201122100023 | 201201212223 |
| Base 4 | 1331312214 | 1332131034 |
| Base 5 | 131104435 | 131204315 |
| Base 6 | 24323456 | 24352556 |
| Base 7 | 10445037 | 10463457 |
| Base 8 | 3735518 | 3747238 |
| Base 9 | 2157029 | 2165589 |
| Base 10 | 12887310 | 12949110 |
| Base 11 | 8890811 | 8931a11 |
| Base 12 | 626b512 | 62b2b12 |
| Base 13 | 4687413 | 46c2b13 |
| Base 14 | 34d7314 | 3529514 |
| Base 15 | 282b815 | 2857b15 |
| Base 16 | 1f76916 | 1f9d316 |