Compare 981979 vs 981991
| Property | 981979 | 981991 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 3 |
| Prime factorization | 9819791 | 411 × 431 × 5571 |
| Prime factorization | 981979 | 41 × 43 × 557 |
| Divisors count | 2 | 8 |
| Divisors | 1, 981979 | 1, 41, 43, 557, 1763, 22837, 23951, 981991 |
| Number of properties | 5 | 0 |
| Additive primes | 29622nd | |
| Cousin primes (1st member) | 8031st | |
| Emirps | 10788th | |
| Isolated primes | 61109th | |
| Primes | 77208th | |
| Roman numberals | ||
| Base 2 | 111011111011110110112 | 111011111011111001112 |
| Base 3 | 12112200001213 | 12112200010013 |
| Base 4 | 32332331234 | 32332332134 |
| Base 5 | 2224104045 | 2224104315 |
| Base 6 | 330141116 | 330141316 |
| Base 7 | 112266257 | 112266437 |
| Base 8 | 35757338 | 35757478 |
| Base 9 | 17560179 | 17560319 |
| Base 10 | 98197910 | 98199110 |
| Base 11 | 61085911 | 61086a11 |
| Base 12 | 3b433712 | 3b434712 |
| Base 13 | 284c6b13 | 284c7a13 |
| Base 14 | 1b7c1514 | 1b7c2314 |
| Base 15 | 145e5415 | 145e6115 |
| Base 16 | efbdb16 | efbe716 |