Compare 9921 vs 9930
| Property | 9921 | 9930 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 4 |
| Total factors | 2 | 4 |
| Prime factorization | 31 × 33071 | 21 × 31 × 51 × 3311 |
| Prime factorization | 3 × 3307 | 2 × 3 × 5 × 331 |
| Divisors count | 4 | 16 |
| Divisors | 1, 3, 3307, 9921 | 1, 2, 3, 5, 6, 10, 15, 30, 331, 662, 993, 1655, 1986, 3310, 4965, 9930 |
| Number of properties | 1 | 0 |
| Semiprimes | 2599th | |
| Roman numberals | ||
| Base 2 | 100110110000012 | 100110110010102 |
| Base 3 | 1111211103 | 1111212103 |
| Base 4 | 21230014 | 21230224 |
| Base 5 | 3041415 | 3042105 |
| Base 6 | 1135336 | 1135506 |
| Base 7 | 406327 | 406447 |
| Base 8 | 233018 | 233128 |
| Base 9 | 145439 | 145539 |
| Base 10 | 992110 | 993010 |
| Base 11 | 74aa11 | 750811 |
| Base 12 | 58a912 | 58b612 |
| Base 13 | 469213 | 469b13 |
| Base 14 | 388914 | 389414 |
| Base 15 | 2e1615 | 2e2015 |
| Base 16 | 26c116 | 26ca16 |