Compare 990129 vs 990134
| Property | 990129 | 990134 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 3 | 2 |
| Prime factorization | 31 × 71 × 471491 | 21 × 4950671 |
| Prime factorization | 3 × 7 × 47149 | 2 × 495067 |
| Divisors count | 8 | 4 |
| Divisors | 1, 3, 7, 21, 47149, 141447, 330043, 990129 | 1, 2, 495067, 990134 |
| Number of properties | 0 | 1 |
| Semiprimes | 208062nd | |
| Roman numberals | ||
| Base 2 | 111100011011101100012 | 111100011011101101102 |
| Base 3 | 12120220121103 | 12120220121223 |
| Base 4 | 33012323014 | 33012323124 |
| Base 5 | 2231410045 | 2231410145 |
| Base 6 | 331155336 | 331155426 |
| Base 7 | 112624507 | 112624557 |
| Base 8 | 36156618 | 36156668 |
| Base 9 | 17681739 | 17681789 |
| Base 10 | 99012910 | 99013410 |
| Base 11 | 61699811 | 6169a211 |
| Base 12 | 3b8ba912 | 3b8bb212 |
| Base 13 | 28889a13 | 2888a213 |
| Base 14 | 1bab9714 | 1bab9c14 |
| Base 15 | 14858915 | 14858e15 |
| Base 16 | f1bb116 | f1bb616 |