Compare 128900 vs 128906
| Property | 128900 | 128906 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 5 | 2 |
| Prime factorization | 22 × 52 × 12891 | 21 × 644531 |
| Prime factorization | 2 × 2 × 5 × 5 × 1289 | 2 × 64453 |
| Divisors count | 18 | 4 |
| Divisors | 1, 2, 4, 5, 10, 20, 25, 50, 100, 1289, 2578, 5156, 6445, 12890, 25780, 32225, 64450, 128900 | 1, 2, 64453, 128906 |
| Number of properties | 0 | 1 |
| Semiprimes | 29795th | |
| Roman numberals | ||
| Base 2 | 111110111100001002 | 111110111100010102 |
| Base 3 | 201122110023 | 201122110223 |
| Base 4 | 1331320104 | 1331320224 |
| Base 5 | 131111005 | 131111115 |
| Base 6 | 24324326 | 24324426 |
| Base 7 | 10445427 | 10445517 |
| Base 8 | 3736048 | 3736128 |
| Base 9 | 2157329 | 2157389 |
| Base 10 | 12890010 | 12890610 |
| Base 11 | 8893211 | 8893811 |
| Base 12 | 6271812 | 6272212 |
| Base 13 | 4689513 | 4689b13 |
| Base 14 | 34d9214 | 34d9814 |
| Base 15 | 282d515 | 282db15 |
| Base 16 | 1f78416 | 1f78a16 |