Compare 990142 vs 990148
| Property | 990142 | 990148 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 3 |
| Total factors | 2 | 4 |
| Prime factorization | 21 × 4950711 | 22 × 171 × 145611 |
| Prime factorization | 2 × 495071 | 2 × 2 × 17 × 14561 |
| Divisors count | 4 | 12 |
| Divisors | 1, 2, 495071, 990142 | 1, 2, 4, 17, 34, 68, 14561, 29122, 58244, 247537, 495074, 990148 |
| Number of properties | 1 | 0 |
| Semiprimes | 208065th | |
| Roman numberals | ||
| Base 2 | 111100011011101111102 | 111100011011110001002 |
| Base 3 | 12120220122213 | 12120220200113 |
| Base 4 | 33012323324 | 33012330104 |
| Base 5 | 2231410325 | 2231410435 |
| Base 6 | 331155546 | 331200046 |
| Base 7 | 112624667 | 112625057 |
| Base 8 | 36156768 | 36157048 |
| Base 9 | 17681879 | 17682049 |
| Base 10 | 99014210 | 99014810 |
| Base 11 | 6169aa11 | 616a0511 |
| Base 12 | 3b8bba12 | 3b900412 |
| Base 13 | 2888aa13 | 2888b313 |
| Base 14 | 1baba614 | 1babac14 |
| Base 15 | 14859715 | 14859d15 |
| Base 16 | f1bbe16 | f1bc416 |