Compare 100990 vs 100991
| Property | 100990 | 100991 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 3 | 2 |
| Prime factorization | 21 × 51 × 100991 | 111 × 91811 |
| Prime factorization | 2 × 5 × 10099 | 11 × 9181 |
| Divisors count | 8 | 4 |
| Divisors | 1, 2, 5, 10, 10099, 20198, 50495, 100990 | 1, 11, 9181, 100991 |
| Number of properties | 0 | 1 |
| Semiprimes | 23613th | |
| Roman numberals | ||
| Base 2 | 110001010011111102 | 110001010011111112 |
| Base 3 | 120101121013 | 120101121023 |
| Base 4 | 1202213324 | 1202213334 |
| Base 5 | 112124305 | 112124315 |
| Base 6 | 20553146 | 20553156 |
| Base 7 | 6003017 | 6003027 |
| Base 8 | 3051768 | 3051778 |
| Base 9 | 1634719 | 1634729 |
| Base 10 | 10099010 | 10099110 |
| Base 11 | 6996a11 | 6997011 |
| Base 12 | 4a53a12 | 4a53b12 |
| Base 13 | 36c7613 | 36c7713 |
| Base 14 | 28b3814 | 28b3914 |
| Base 15 | 1edca15 | 1edcb15 |
| Base 16 | 18a7e16 | 18a7f16 |