Compare 388 vs 390
| Property | 388 | 390 | 
|---|---|---|
| Type | composite number | composite number | 
| Unique factors | 2 | 4 | 
| Total factors | 3 | 4 | 
| Prime factorization | 22 × 971 | 21 × 31 × 51 × 131 | 
| Prime factorization | 2 × 2 × 97 | 2 × 3 × 5 × 13 | 
| Divisors count | 6 | 16 | 
| Divisors | 1, 2, 4, 97, 194, 388 | 1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390 | 
| Number of properties | 0 | 0 | 
| Roman numberals | CCCLXXXVIII | CCCXC | 
| Base 2 | 1100001002 | 1100001102 | 
| Base 3 | 1121013 | 1121103 | 
| Base 4 | 120104 | 120124 | 
| Base 5 | 30235 | 30305 | 
| Base 6 | 14446 | 14506 | 
| Base 7 | 10637 | 10657 | 
| Base 8 | 6048 | 6068 | 
| Base 9 | 4719 | 4739 | 
| Base 10 | 38810 | 39010 | 
| Base 11 | 32311 | 32511 | 
| Base 12 | 28412 | 28612 | 
| Base 13 | 23b13 | 24013 | 
| Base 14 | 1da14 | 1dc14 | 
| Base 15 | 1ad15 | 1b015 | 
| Base 16 | 18416 | 18616 |