Compare 990129 vs 990130
| Property | 990129 | 990130 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 3 | 3 |
| Total factors | 3 | 3 |
| Prime factorization | 31 × 71 × 471491 | 21 × 51 × 990131 |
| Prime factorization | 3 × 7 × 47149 | 2 × 5 × 99013 |
| Divisors count | 8 | 8 |
| Divisors | 1, 3, 7, 21, 47149, 141447, 330043, 990129 | 1, 2, 5, 10, 99013, 198026, 495065, 990130 |
| Number of properties | 0 | 0 |
| Roman numberals | ||
| Base 2 | 111100011011101100012 | 111100011011101100102 |
| Base 3 | 12120220121103 | 12120220121113 |
| Base 4 | 33012323014 | 33012323024 |
| Base 5 | 2231410045 | 2231410105 |
| Base 6 | 331155336 | 331155346 |
| Base 7 | 112624507 | 112624517 |
| Base 8 | 36156618 | 36156628 |
| Base 9 | 17681739 | 17681749 |
| Base 10 | 99012910 | 99013010 |
| Base 11 | 61699811 | 61699911 |
| Base 12 | 3b8ba912 | 3b8baa12 |
| Base 13 | 28889a13 | 28889b13 |
| Base 14 | 1bab9714 | 1bab9814 |
| Base 15 | 14858915 | 14858a15 |
| Base 16 | f1bb116 | f1bb216 |