Compare 6681 vs 6687
| Property | 6681 | 6687 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 3 | 2 |
| Total factors | 3 | 3 |
| Prime factorization | 31 × 171 × 1311 | 32 × 7431 |
| Prime factorization | 3 × 17 × 131 | 3 × 3 × 743 |
| Divisors count | 8 | 6 |
| Divisors | 1, 3, 17, 51, 131, 393, 2227, 6681 | 1, 3, 9, 743, 2229, 6687 |
| Number of properties | 0 | 0 |
| Roman numberals | ||
| Base 2 | 11010000110012 | 11010000111112 |
| Base 3 | 1000111103 | 1000112003 |
| Base 4 | 12201214 | 12201334 |
| Base 5 | 2032115 | 2032225 |
| Base 6 | 505336 | 505436 |
| Base 7 | 253237 | 253327 |
| Base 8 | 150318 | 150378 |
| Base 9 | 101439 | 101509 |
| Base 10 | 668110 | 668710 |
| Base 11 | 502411 | 502a11 |
| Base 12 | 3a4912 | 3a5312 |
| Base 13 | 306c13 | 307513 |
| Base 14 | 261314 | 261914 |
| Base 15 | 1ea615 | 1eac15 |
| Base 16 | 1a1916 | 1a1f16 |