Compare 212812 vs 212821
| Property | 212812 | 212821 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 4 | 2 |
| Prime factorization | 22 × 831 × 6411 | 71 × 304031 |
| Prime factorization | 2 × 2 × 83 × 641 | 7 × 30403 |
| Divisors count | 12 | 4 |
| Divisors | 1, 2, 4, 83, 166, 332, 641, 1282, 2564, 53203, 106406, 212812 | 1, 7, 30403, 212821 |
| Number of properties | 0 | 1 |
| Semiprimes | 47983rd | |
| Roman numberals | ||
| Base 2 | 1100111111010011002 | 1100111111010101012 |
| Base 3 | 1012102202213 | 1012102210213 |
| Base 4 | 3033310304 | 3033311114 |
| Base 5 | 233022225 | 233022415 |
| Base 6 | 43211246 | 43211416 |
| Base 7 | 15443057 | 15443207 |
| Base 8 | 6375148 | 6375258 |
| Base 9 | 3538279 | 3538379 |
| Base 10 | 21281210 | 21282110 |
| Base 11 | 13598611 | 13599411 |
| Base 12 | a31a412 | a31b112 |
| Base 13 | 75b3213 | 75b3b13 |
| Base 14 | 577ac14 | 577b714 |
| Base 15 | 430c715 | 430d115 |
| Base 16 | 33f4c16 | 33f5516 |