Compare 393 vs 400
| Property | 393 | 400 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 2 |
| Total factors | 2 | 6 |
| Prime factorization | 31 × 1311 | 24 × 52 |
| Prime factorization | 3 × 131 | 2 × 2 × 2 × 2 × 5 × 5 |
| Divisors count | 4 | 15 |
| Divisors | 1, 3, 131, 393 | 1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400 |
| Number of properties | 1 | 0 |
| Semiprimes | 123rd | |
| Roman numberals | CCCXCIII | CD |
| Base 2 | 1100010012 | 1100100002 |
| Base 3 | 1121203 | 1122113 |
| Base 4 | 120214 | 121004 |
| Base 5 | 30335 | 31005 |
| Base 6 | 14536 | 15046 |
| Base 7 | 11017 | 11117 |
| Base 8 | 6118 | 6208 |
| Base 9 | 4769 | 4849 |
| Base 10 | 39310 | 40010 |
| Base 11 | 32811 | 33411 |
| Base 12 | 28912 | 29412 |
| Base 13 | 24313 | 24a13 |
| Base 14 | 20114 | 20814 |
| Base 15 | 1b315 | 1ba15 |
| Base 16 | 18916 | 19016 |