Compare 212020 vs 212021
| Property | 212020 | 212021 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 4 | 2 |
| Prime factorization | 22 × 51 × 106011 | 191 × 111591 |
| Prime factorization | 2 × 2 × 5 × 10601 | 19 × 11159 |
| Divisors count | 12 | 4 |
| Divisors | 1, 2, 4, 5, 10, 20, 10601, 21202, 42404, 53005, 106010, 212020 | 1, 19, 11159, 212021 |
| Number of properties | 0 | 1 |
| Semiprimes | 47793rd | |
| Roman numberals | ||
| Base 2 | 1100111100001101002 | 1100111100001101012 |
| Base 3 | 1012022111213 | 1012022111223 |
| Base 4 | 3033003104 | 3033003114 |
| Base 5 | 232410405 | 232410415 |
| Base 6 | 43133246 | 43133256 |
| Base 7 | 15420647 | 15420657 |
| Base 8 | 6360648 | 6360658 |
| Base 9 | 3527479 | 3527489 |
| Base 10 | 21202010 | 21202110 |
| Base 11 | 13532611 | 13532711 |
| Base 12 | a284412 | a284512 |
| Base 13 | 7567313 | 7567413 |
| Base 14 | 573a414 | 573a514 |
| Base 15 | 42c4a15 | 42c4b15 |
| Base 16 | 33c3416 | 33c3516 |