Compare 999980 vs 999991
| Property | 999980 | 999991 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 3 | 3 |
| Total factors | 4 | 3 |
| Prime factorization | 22 × 51 × 499991 | 171 × 591 × 9971 |
| Prime factorization | 2 × 2 × 5 × 49999 | 17 × 59 × 997 |
| Divisors count | 12 | 8 |
| Divisors | 1, 2, 4, 5, 10, 20, 49999, 99998, 199996, 249995, 499990, 999980 | 1, 17, 59, 997, 1003, 16949, 58823, 999991 |
| Number of properties | 0 | 0 |
| Roman numberals | ||
| Base 2 | 111101000010001011002 | 111101000010001101112 |
| Base 3 | 12122102010223 | 12122102012013 |
| Base 4 | 33100202304 | 33100203134 |
| Base 5 | 2234444105 | 2234444315 |
| Base 6 | 332333126 | 332333316 |
| Base 7 | 113332527 | 113332667 |
| Base 8 | 36410548 | 36410678 |
| Base 9 | 17836389 | 17836519 |
| Base 10 | 99998010 | 99999110 |
| Base 11 | 62333311 | 62334311 |
| Base 12 | 40283812 | 40284712 |
| Base 13 | 29020713 | 29021513 |
| Base 14 | 1c05d214 | 1c05dd14 |
| Base 15 | 14b45515 | 14b46115 |
| Base 16 | f422c16 | f423716 |