Compare 6663 vs 6666
| Property | 6663 | 6666 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 4 |
| Total factors | 2 | 4 |
| Prime factorization | 31 × 22211 | 21 × 31 × 111 × 1011 |
| Prime factorization | 3 × 2221 | 2 × 3 × 11 × 101 |
| Divisors count | 4 | 16 |
| Divisors | 1, 3, 2221, 6663 | 1, 2, 3, 6, 11, 22, 33, 66, 101, 202, 303, 606, 1111, 2222, 3333, 6666 |
| Number of properties | 1 | 0 |
| Semiprimes | 1792nd | |
| Roman numberals | ||
| Base 2 | 11010000001112 | 11010000010102 |
| Base 3 | 1000102103 | 1000102203 |
| Base 4 | 12200134 | 12200224 |
| Base 5 | 2031235 | 2031315 |
| Base 6 | 505036 | 505106 |
| Base 7 | 252667 | 253027 |
| Base 8 | 150078 | 150128 |
| Base 9 | 101239 | 101269 |
| Base 10 | 666310 | 666610 |
| Base 11 | 500811 | 501011 |
| Base 12 | 3a3312 | 3a3612 |
| Base 13 | 305713 | 305a13 |
| Base 14 | 25dd14 | 260214 |
| Base 15 | 1e9315 | 1e9615 |
| Base 16 | 1a0716 | 1a0a16 |