Compare 128457 vs 128461
| Property | 128457 | 128461 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 4 | 1 |
| Prime factorization | 32 × 71 × 20391 | 1284611 |
| Prime factorization | 3 × 3 × 7 × 2039 | 128461 |
| Divisors count | 12 | 2 |
| Divisors | 1, 3, 7, 9, 21, 63, 2039, 6117, 14273, 18351, 42819, 128457 | 1, 128461 |
| Number of properties | 0 | 9 |
| Chen primes | 5199th | |
| Emirps | 2424th | |
| Harmonic primes | 4529th | |
| Isolated primes | 9030th | |
| Long primes | 4515th | |
| Primes | 12027th | |
| Pythagorean primes | 5980th | |
| Sexy primes (1st member) | 2985th | |
| Sexy prime triplets (1st member) | 637th | |
| Roman numberals | ||
| Base 2 | 111110101110010012 | 111110101110011012 |
| Base 3 | 201120122003 | 201120122113 |
| Base 4 | 1331130214 | 1331130314 |
| Base 5 | 131023125 | 131023215 |
| Base 6 | 24304136 | 24304216 |
| Base 7 | 10433407 | 10433447 |
| Base 8 | 3727118 | 3727158 |
| Base 9 | 2151809 | 2151849 |
| Base 10 | 12845710 | 12846110 |
| Base 11 | 8856a11 | 8857311 |
| Base 12 | 6240912 | 6241112 |
| Base 13 | 4661413 | 4661813 |
| Base 14 | 34b5714 | 34b5b14 |
| Base 15 | 280dc15 | 280e115 |
| Base 16 | 1f5c916 | 1f5cd16 |