Compare 221243 vs 221247
| Property | 221243 | 221247 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 4 |
| Total factors | 2 | 5 |
| Prime factorization | 111 × 201131 | 32 × 131 × 311 × 611 |
| Prime factorization | 11 × 20113 | 3 × 3 × 13 × 31 × 61 |
| Divisors count | 4 | 24 |
| Divisors | 1, 11, 20113, 221243 | 1, 3, 9, 13, 31, 39, 61, 93, 117, 183, 279, 403, 549, 793, 1209, 1891, 2379, 3627, 5673, 7137, 17019, 24583, 73749, 221247 |
| Number of properties | 1 | 0 |
| Semiprimes | 49787th | |
| Roman numberals | ||
| Base 2 | 1101100000001110112 | 1101100000001111112 |
| Base 3 | 1020201110123 | 1020201111003 |
| Base 4 | 3120003234 | 3120003334 |
| Base 5 | 240344335 | 240344425 |
| Base 6 | 44241356 | 44241436 |
| Base 7 | 16110117 | 16110157 |
| Base 8 | 6600738 | 6600778 |
| Base 9 | 3664359 | 3664409 |
| Base 10 | 22124310 | 22124710 |
| Base 11 | 14125011 | 14125411 |
| Base 12 | a804b12 | a805312 |
| Base 13 | 7991913 | 7992013 |
| Base 14 | 5a8b114 | 5a8b514 |
| Base 15 | 4584815 | 4584c15 |
| Base 16 | 3603b16 | 3603f16 |