Compare 20188 vs 20191
| Property | 20188 | 20191 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 5 | 2 |
| Prime factorization | 22 × 72 × 1031 | 611 × 3311 |
| Prime factorization | 2 × 2 × 7 × 7 × 103 | 61 × 331 |
| Divisors count | 18 | 4 |
| Divisors | 1, 2, 4, 7, 14, 28, 49, 98, 103, 196, 206, 412, 721, 1442, 2884, 5047, 10094, 20188 | 1, 61, 331, 20191 |
| Number of properties | 0 | 1 |
| Semiprimes | 5127th | |
| Roman numberals | ||
| Base 2 | 1001110110111002 | 1001110110111112 |
| Base 3 | 10002002013 | 10002002113 |
| Base 4 | 103231304 | 103231334 |
| Base 5 | 11212235 | 11212315 |
| Base 6 | 2332446 | 2332516 |
| Base 7 | 1126007 | 1126037 |
| Base 8 | 473348 | 473378 |
| Base 9 | 306219 | 306249 |
| Base 10 | 2018810 | 2019110 |
| Base 11 | 1419311 | 1419611 |
| Base 12 | b82412 | b82712 |
| Base 13 | 925c13 | 926213 |
| Base 14 | 750014 | 750314 |
| Base 15 | 5ead15 | 5eb115 |
| Base 16 | 4edc16 | 4edf16 |