Compare 201421 vs 201428
| Property | 201421 | 201428 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 3 |
| Total factors | 2 | 4 |
| Prime factorization | 111 × 183111 | 22 × 371 × 13611 |
| Prime factorization | 11 × 18311 | 2 × 2 × 37 × 1361 |
| Divisors count | 4 | 12 |
| Divisors | 1, 11, 18311, 201421 | 1, 2, 4, 37, 74, 148, 1361, 2722, 5444, 50357, 100714, 201428 |
| Number of properties | 1 | 0 |
| Semiprimes | 45553rd | |
| Roman numberals | ||
| Base 2 | 1100010010110011012 | 1100010010110101002 |
| Base 3 | 1010200220013 | 1010200220223 |
| Base 4 | 3010230314 | 3010231104 |
| Base 5 | 224211415 | 224212035 |
| Base 6 | 41523016 | 41523126 |
| Base 7 | 14661437 | 14661537 |
| Base 8 | 6113158 | 6113248 |
| Base 9 | 3362619 | 3362689 |
| Base 10 | 20142110 | 20142810 |
| Base 11 | 12837011 | 12837711 |
| Base 12 | 9869112 | 9869812 |
| Base 13 | 708ac13 | 708b613 |
| Base 14 | 5359314 | 5359a14 |
| Base 15 | 3ea3115 | 3ea3815 |
| Base 16 | 312cd16 | 312d416 |