Compare 386 vs 390
| Property | 386 | 390 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 4 |
| Total factors | 2 | 4 |
| Prime factorization | 21 × 1931 | 21 × 31 × 51 × 131 |
| Prime factorization | 2 × 193 | 2 × 3 × 5 × 13 |
| Divisors count | 4 | 16 |
| Divisors | 1, 2, 193, 386 | 1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390 |
| Number of properties | 1 | 0 |
| Semiprimes | 121st | |
| Roman numberals | CCCLXXXVI | CCCXC |
| Base 2 | 1100000102 | 1100001102 |
| Base 3 | 1120223 | 1121103 |
| Base 4 | 120024 | 120124 |
| Base 5 | 30215 | 30305 |
| Base 6 | 14426 | 14506 |
| Base 7 | 10617 | 10657 |
| Base 8 | 6028 | 6068 |
| Base 9 | 4689 | 4739 |
| Base 10 | 38610 | 39010 |
| Base 11 | 32111 | 32511 |
| Base 12 | 28212 | 28612 |
| Base 13 | 23913 | 24013 |
| Base 14 | 1d814 | 1dc14 |
| Base 15 | 1ab15 | 1b015 |
| Base 16 | 18216 | 18616 |