Compare 4 vs 8
| Property | 4 | 8 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 1 | 1 |
| Total factors | 2 | 3 |
| Prime factorization | 22 | 23 |
| Prime factorization | 2 × 2 | 2 × 2 × 2 |
| Divisors count | 3 | 4 |
| Divisors | 1, 2, 4 | 1, 2, 4, 8 |
| Number of properties | 1 | 0 |
| Semiprimes | 1st | |
| Roman numberals | IV | VIII |
| Base 2 | 1002 | 10002 |
| Base 3 | 113 | 223 |
| Base 4 | 104 | 204 |
| Base 5 | 45 | 135 |
| Base 6 | 46 | 126 |
| Base 7 | 47 | 117 |
| Base 8 | 48 | 108 |
| Base 9 | 49 | 89 |
| Base 10 | 410 | 810 |
| Base 11 | 411 | 811 |
| Base 12 | 412 | 812 |
| Base 13 | 413 | 813 |
| Base 14 | 414 | 814 |
| Base 15 | 415 | 815 |
| Base 16 | 416 | 816 |