Compare 221 vs 224
| Property | 221 | 224 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 2 |
| Total factors | 2 | 6 |
| Prime factorization | 131 × 171 | 25 × 71 |
| Prime factorization | 13 × 17 | 2 × 2 × 2 × 2 × 2 × 7 |
| Divisors count | 4 | 12 |
| Divisors | 1, 13, 17, 221 | 1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224 |
| Number of properties | 1 | 0 |
| Semiprimes | 75th | |
| Roman numberals | CCXXI | CCXXIV |
| Base 2 | 110111012 | 111000002 |
| Base 3 | 220123 | 220223 |
| Base 4 | 31314 | 32004 |
| Base 5 | 13415 | 13445 |
| Base 6 | 10056 | 10126 |
| Base 7 | 4347 | 4407 |
| Base 8 | 3358 | 3408 |
| Base 9 | 2659 | 2689 |
| Base 10 | 22110 | 22410 |
| Base 11 | 19111 | 19411 |
| Base 12 | 16512 | 16812 |
| Base 13 | 14013 | 14313 |
| Base 14 | 11b14 | 12014 |
| Base 15 | eb15 | ee15 |
| Base 16 | dd16 | e016 |