Compare 12988 vs 12991
| Property | 12988 | 12991 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 4 | 2 |
| Prime factorization | 22 × 171 × 1911 | 111 × 11811 |
| Prime factorization | 2 × 2 × 17 × 191 | 11 × 1181 |
| Divisors count | 12 | 4 |
| Divisors | 1, 2, 4, 17, 34, 68, 191, 382, 764, 3247, 6494, 12988 | 1, 11, 1181, 12991 |
| Number of properties | 0 | 1 |
| Semiprimes | 3369th | |
| Roman numberals | ||
| Base 2 | 110010101111002 | 110010101111112 |
| Base 3 | 1222110013 | 1222110113 |
| Base 4 | 30223304 | 30223334 |
| Base 5 | 4034235 | 4034315 |
| Base 6 | 1400446 | 1400516 |
| Base 7 | 526037 | 526067 |
| Base 8 | 312748 | 312778 |
| Base 9 | 187319 | 187349 |
| Base 10 | 1298810 | 1299110 |
| Base 11 | 983811 | 984011 |
| Base 12 | 762412 | 762712 |
| Base 13 | 5bb113 | 5bb413 |
| Base 14 | 4a3a14 | 4a3d14 |
| Base 15 | 3cad15 | 3cb115 |
| Base 16 | 32bc16 | 32bf16 |