Compare 388 vs 398
| Property | 388 | 398 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 3 | 2 |
| Prime factorization | 22 × 971 | 21 × 1991 |
| Prime factorization | 2 × 2 × 97 | 2 × 199 |
| Divisors count | 6 | 4 |
| Divisors | 1, 2, 4, 97, 194, 388 | 1, 2, 199, 398 |
| Number of properties | 0 | 1 |
| Semiprimes | 126th | |
| Roman numberals | CCCLXXXVIII | CCCXCVIII |
| Base 2 | 1100001002 | 1100011102 |
| Base 3 | 1121013 | 1122023 |
| Base 4 | 120104 | 120324 |
| Base 5 | 30235 | 30435 |
| Base 6 | 14446 | 15026 |
| Base 7 | 10637 | 11067 |
| Base 8 | 6048 | 6168 |
| Base 9 | 4719 | 4829 |
| Base 10 | 38810 | 39810 |
| Base 11 | 32311 | 33211 |
| Base 12 | 28412 | 29212 |
| Base 13 | 23b13 | 24813 |
| Base 14 | 1da14 | 20614 |
| Base 15 | 1ad15 | 1b815 |
| Base 16 | 18416 | 18e16 |