Compare 256 vs 261
| Property | 256 | 261 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 1 | 2 |
| Total factors | 8 | 3 |
| Prime factorization | 28 | 32 × 291 |
| Prime factorization | 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 | 3 × 3 × 29 |
| Divisors count | 9 | 6 |
| Divisors | 1, 2, 4, 8, 16, 32, 64, 128, 256 | 1, 3, 9, 29, 87, 261 |
| Number of properties | 0 | 0 |
| Roman numberals | CCLVI | CCLXI |
| Base 2 | 1000000002 | 1000001012 |
| Base 3 | 1001113 | 1002003 |
| Base 4 | 100004 | 100114 |
| Base 5 | 20115 | 20215 |
| Base 6 | 11046 | 11136 |
| Base 7 | 5147 | 5227 |
| Base 8 | 4008 | 4058 |
| Base 9 | 3149 | 3209 |
| Base 10 | 25610 | 26110 |
| Base 11 | 21311 | 21811 |
| Base 12 | 19412 | 19912 |
| Base 13 | 16913 | 17113 |
| Base 14 | 14414 | 14914 |
| Base 15 | 12115 | 12615 |
| Base 16 | 10016 | 10516 |