Compare 2178 vs 2190
| Property | 2178 | 2190 | 
|---|---|---|
| Type | composite number | composite number | 
| Unique factors | 3 | 4 | 
| Total factors | 5 | 4 | 
| Prime factorization | 21 × 32 × 112 | 21 × 31 × 51 × 731 | 
| Prime factorization | 2 × 3 × 3 × 11 × 11 | 2 × 3 × 5 × 73 | 
| Divisors count | 18 | 16 | 
| Divisors | 1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 121, 198, 242, 363, 726, 1089, 2178 | 1, 2, 3, 5, 6, 10, 15, 30, 73, 146, 219, 365, 438, 730, 1095, 2190 | 
| Number of properties | 0 | 0 | 
| Roman numberals | MMCLXXVIII | MMCXC | 
| Base 2 | 1000100000102 | 1000100011102 | 
| Base 3 | 22222003 | 100000103 | 
| Base 4 | 2020024 | 2020324 | 
| Base 5 | 322035 | 322305 | 
| Base 6 | 140306 | 140506 | 
| Base 7 | 62317 | 62467 | 
| Base 8 | 42028 | 42168 | 
| Base 9 | 28809 | 30039 | 
| Base 10 | 217810 | 219010 | 
| Base 11 | 170011 | 171111 | 
| Base 12 | 131612 | 132612 | 
| Base 13 | cb713 | cc613 | 
| Base 14 | b1814 | b2614 | 
| Base 15 | 9a315 | 9b015 | 
| Base 16 | 88216 | 88e16 |