Compare 990123 vs 990139
| Property | 990123 | 990139 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 31 × 3300411 | 1031 × 96131 |
| Prime factorization | 3 × 330041 | 103 × 9613 |
| Divisors count | 4 | 4 |
| Divisors | 1, 3, 330041, 990123 | 1, 103, 9613, 990139 |
| Number of properties | 1 | 1 |
| Semiprimes | 208058th | 208063rd |
| Roman numberals | ||
| Base 2 | 111100011011101010112 | 111100011011101110112 |
| Base 3 | 12120220120203 | 12120220122113 |
| Base 4 | 33012322234 | 33012323234 |
| Base 5 | 2231404435 | 2231410245 |
| Base 6 | 331155236 | 331155516 |
| Base 7 | 112624417 | 112624637 |
| Base 8 | 36156538 | 36156738 |
| Base 9 | 17681669 | 17681849 |
| Base 10 | 99012310 | 99013910 |
| Base 11 | 61699211 | 6169a711 |
| Base 12 | 3b8ba312 | 3b8bb712 |
| Base 13 | 28889413 | 2888a713 |
| Base 14 | 1bab9114 | 1baba314 |
| Base 15 | 14858315 | 14859415 |
| Base 16 | f1bab16 | f1bbb16 |