Compare 12661 vs 12666
| Property | 12661 | 12666 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 3 |
| Total factors | 2 | 3 |
| Prime factorization | 111 × 11511 | 21 × 31 × 21111 |
| Prime factorization | 11 × 1151 | 2 × 3 × 2111 |
| Divisors count | 4 | 8 |
| Divisors | 1, 11, 1151, 12661 | 1, 2, 3, 6, 2111, 4222, 6333, 12666 |
| Number of properties | 1 | 0 |
| Semiprimes | 3290th | |
| Roman numberals | ||
| Base 2 | 110001011101012 | 110001011110102 |
| Base 3 | 1221002213 | 1221010103 |
| Base 4 | 30113114 | 30113224 |
| Base 5 | 4011215 | 4011315 |
| Base 6 | 1343416 | 1343506 |
| Base 7 | 516257 | 516337 |
| Base 8 | 305658 | 305728 |
| Base 9 | 183279 | 183339 |
| Base 10 | 1266110 | 1266610 |
| Base 11 | 957011 | 957511 |
| Base 12 | 73b112 | 73b612 |
| Base 13 | 59bc13 | 59c413 |
| Base 14 | 488514 | 488a14 |
| Base 15 | 3b4115 | 3b4615 |
| Base 16 | 317516 | 317a16 |