Compare 278 vs 286
| Property | 278 | 286 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 3 |
| Total factors | 2 | 3 |
| Prime factorization | 21 × 1391 | 21 × 111 × 131 |
| Prime factorization | 2 × 139 | 2 × 11 × 13 |
| Divisors count | 4 | 8 |
| Divisors | 1, 2, 139, 278 | 1, 2, 11, 13, 22, 26, 143, 286 |
| Number of properties | 1 | 0 |
| Semiprimes | 88th | |
| Roman numberals | CCLXXVIII | CCLXXXVI |
| Base 2 | 1000101102 | 1000111102 |
| Base 3 | 1010223 | 1011213 |
| Base 4 | 101124 | 101324 |
| Base 5 | 21035 | 21215 |
| Base 6 | 11426 | 11546 |
| Base 7 | 5457 | 5567 |
| Base 8 | 4268 | 4368 |
| Base 9 | 3389 | 3479 |
| Base 10 | 27810 | 28610 |
| Base 11 | 23311 | 24011 |
| Base 12 | 1b212 | 1ba12 |
| Base 13 | 18513 | 19013 |
| Base 14 | 15c14 | 16614 |
| Base 15 | 13815 | 14115 |
| Base 16 | 11616 | 11e16 |