Compare 128381 vs 128387
| Property | 128381 | 128387 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 3 | 2 |
| Prime factorization | 112 × 10611 | 71 × 183411 |
| Prime factorization | 11 × 11 × 1061 | 7 × 18341 |
| Divisors count | 6 | 4 |
| Divisors | 1, 11, 121, 1061, 11671, 128381 | 1, 7, 18341, 128387 |
| Number of properties | 0 | 1 |
| Semiprimes | 29685th | |
| Roman numberals | ||
| Base 2 | 111110101011111012 | 111110101100000112 |
| Base 3 | 201120022123 | 201120100023 |
| Base 4 | 1331113314 | 1331120034 |
| Base 5 | 131020115 | 131020225 |
| Base 6 | 24302056 | 24302156 |
| Base 7 | 10432017 | 10432107 |
| Base 8 | 3725758 | 3726038 |
| Base 9 | 2150859 | 2151029 |
| Base 10 | 12838110 | 12838710 |
| Base 11 | 8850011 | 8850611 |
| Base 12 | 6236512 | 6236b12 |
| Base 13 | 4658613 | 4658c13 |
| Base 14 | 34b0114 | 34b0714 |
| Base 15 | 2808b15 | 2809215 |
| Base 16 | 1f57d16 | 1f58316 |