Compare 990142 vs 990193
| Property | 990142 | 990193 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 21 × 4950711 | 671 × 147791 |
| Prime factorization | 2 × 495071 | 67 × 14779 |
| Divisors count | 4 | 4 |
| Divisors | 1, 2, 495071, 990142 | 1, 67, 14779, 990193 |
| Number of properties | 1 | 1 |
| Semiprimes | 208065th | 208075th |
| Roman numberals | ||
| Base 2 | 111100011011101111102 | 111100011011111100012 |
| Base 3 | 12120220122213 | 12120220212113 |
| Base 4 | 33012323324 | 33012333014 |
| Base 5 | 2231410325 | 2231412335 |
| Base 6 | 331155546 | 331201216 |
| Base 7 | 112624667 | 112626017 |
| Base 8 | 36156768 | 36157618 |
| Base 9 | 17681879 | 17682549 |
| Base 10 | 99014210 | 99019310 |
| Base 11 | 6169aa11 | 616a4611 |
| Base 12 | 3b8bba12 | 3b904112 |
| Base 13 | 2888aa13 | 28891913 |
| Base 14 | 1baba614 | 1bac0114 |
| Base 15 | 14859715 | 1485cd15 |
| Base 16 | f1bbe16 | f1bf116 |