Compare 128131 vs 128157
| Property | 128131 | 128157 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 371 × 34631 | 31 × 427191 |
| Prime factorization | 37 × 3463 | 3 × 42719 |
| Divisors count | 4 | 4 |
| Divisors | 1, 37, 3463, 128131 | 1, 3, 42719, 128157 |
| Number of properties | 1 | 1 |
| Semiprimes | 29630th | 29636th |
| Roman numberals | ||
| Base 2 | 111110100100000112 | 111110100100111012 |
| Base 3 | 201112021213 | 201112101203 |
| Base 4 | 1331020034 | 1331021314 |
| Base 5 | 131000115 | 131001125 |
| Base 6 | 24251116 | 24251536 |
| Base 7 | 10423637 | 10424317 |
| Base 8 | 3722038 | 3722358 |
| Base 9 | 2146779 | 2147169 |
| Base 10 | 12813110 | 12815710 |
| Base 11 | 882a311 | 8831711 |
| Base 12 | 6219712 | 621b912 |
| Base 13 | 4642313 | 4644313 |
| Base 14 | 349a314 | 349c114 |
| Base 15 | 27e7115 | 27e8c15 |
| Base 16 | 1f48316 | 1f49d16 |