Compare 51 vs 54
| Property | 51 | 54 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 2 |
| Total factors | 2 | 4 |
| Prime factorization | 31 × 171 | 21 × 33 |
| Prime factorization | 3 × 17 | 2 × 3 × 3 × 3 |
| Divisors count | 4 | 8 |
| Divisors | 1, 3, 17, 51 | 1, 2, 3, 6, 9, 18, 27, 54 |
| Number of properties | 1 | 0 |
| Semiprimes | 18th | |
| Roman numberals | LI | LIV |
| Base 2 | 1100112 | 1101102 |
| Base 3 | 12203 | 20003 |
| Base 4 | 3034 | 3124 |
| Base 5 | 2015 | 2045 |
| Base 6 | 1236 | 1306 |
| Base 7 | 1027 | 1057 |
| Base 8 | 638 | 668 |
| Base 9 | 569 | 609 |
| Base 10 | 5110 | 5410 |
| Base 11 | 4711 | 4a11 |
| Base 12 | 4312 | 4612 |
| Base 13 | 3c13 | 4213 |
| Base 14 | 3914 | 3c14 |
| Base 15 | 3615 | 3915 |
| Base 16 | 3316 | 3616 |