Compare 128121 vs 128131
| Property | 128121 | 128131 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 3 | 2 |
| Prime factorization | 31 × 71 × 61011 | 371 × 34631 |
| Prime factorization | 3 × 7 × 6101 | 37 × 3463 |
| Divisors count | 8 | 4 |
| Divisors | 1, 3, 7, 21, 6101, 18303, 42707, 128121 | 1, 37, 3463, 128131 |
| Number of properties | 0 | 1 |
| Semiprimes | 29630th | |
| Roman numberals | ||
| Base 2 | 111110100011110012 | 111110100100000112 |
| Base 3 | 201112020203 | 201112021213 |
| Base 4 | 1331013214 | 1331020034 |
| Base 5 | 130444415 | 131000115 |
| Base 6 | 24250536 | 24251116 |
| Base 7 | 10423507 | 10423637 |
| Base 8 | 3721718 | 3722038 |
| Base 9 | 2146669 | 2146779 |
| Base 10 | 12812110 | 12813110 |
| Base 11 | 8829411 | 882a311 |
| Base 12 | 6218912 | 6219712 |
| Base 13 | 4641613 | 4642313 |
| Base 14 | 3499714 | 349a314 |
| Base 15 | 27e6615 | 27e7115 |
| Base 16 | 1f47916 | 1f48316 |