Compare 128660 vs 128669
| Property | 128660 | 128669 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 4 | 1 |
| Total factors | 5 | 1 |
| Prime factorization | 22 × 51 × 71 × 9191 | 1286691 |
| Prime factorization | 2 × 2 × 5 × 7 × 919 | 128669 |
| Divisors count | 24 | 2 |
| Divisors | 1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 919, 1838, 3676, 4595, 6433, 9190, 12866, 18380, 25732, 32165, 64330, 128660 | 1, 128669 |
| Number of properties | 0 | 8 |
| Chen primes | 5208th | |
| Isolated primes | 9044th | |
| Long primes | 4519th | |
| Primes | 12047th | |
| Pythagorean primes | 5990th | |
| Sexy primes (2nd member) | 2990th | |
| Sexy prime triplets (3rd member) | 639th | |
| Sophie germain primes | 1443rd | |
| Roman numberals | ||
| Base 2 | 111110110100101002 | 111110110100111012 |
| Base 3 | 201121110123 | 201121111123 |
| Base 4 | 1331221104 | 1331221314 |
| Base 5 | 131041205 | 131041345 |
| Base 6 | 24313526 | 24314056 |
| Base 7 | 10440507 | 10440627 |
| Base 8 | 3732248 | 3732358 |
| Base 9 | 2154359 | 2154459 |
| Base 10 | 12866010 | 12866910 |
| Base 11 | 8873411 | 8874211 |
| Base 12 | 6255812 | 6256512 |
| Base 13 | 4673c13 | 4674813 |
| Base 14 | 34c6014 | 34c6914 |
| Base 15 | 281c515 | 281ce15 |
| Base 16 | 1f69416 | 1f69d16 |