Compare 128311 vs 131431
| Property | 128311 | 131431 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1283111 | 1314311 |
| Prime factorization | 128311 | 131431 |
| Divisors count | 2 | 2 |
| Divisors | 1, 128311 | 1, 131431 |
| Number of properties | 5 | 8 |
| Additive primes | 5065th | |
| Good primes | 786th | 791st |
| Harmonic primes | 4621st | |
| Isolated primes | 9018th | 9222nd |
| Lucky primes | 1608th | |
| Primes | 12011th | 12277th |
| Sexy primes (1st member) | 3041st | |
| Super primes | 1440th | 1468th |
| Ulam primes | 840th | |
| Roman numberals | ||
| Base 2 | 111110101001101112 | 1000000001011001112 |
| Base 3 | 201120000213 | 202000212113 |
| Base 4 | 1331103134 | 2000112134 |
| Base 5 | 131012215 | 132012115 |
| Base 6 | 24300116 | 24522516 |
| Base 7 | 10430417 | 10551167 |
| Base 8 | 3724678 | 4005478 |
| Base 9 | 2150079 | 2202549 |
| Base 10 | 12831110 | 13143110 |
| Base 11 | 8844711 | 8a82311 |
| Base 12 | 6230712 | 6408712 |
| Base 13 | 4653113 | 47a9113 |
| Base 14 | 34a9114 | 35c7d14 |
| Base 15 | 2804115 | 28e2115 |
| Base 16 | 1f53716 | 2016716 |