Compare 1540 vs 1551
| Property | 1540 | 1551 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 4 | 3 |
| Total factors | 5 | 3 |
| Prime factorization | 22 × 51 × 71 × 111 | 31 × 111 × 471 |
| Prime factorization | 2 × 2 × 5 × 7 × 11 | 3 × 11 × 47 |
| Divisors count | 24 | 8 |
| Divisors | 1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540 | 1, 3, 11, 33, 47, 141, 517, 1551 |
| Number of properties | 0 | 0 |
| Roman numberals | MDXL | MDLI |
| Base 2 | 110000001002 | 110000011112 |
| Base 3 | 20100013 | 20101103 |
| Base 4 | 1200104 | 1200334 |
| Base 5 | 221305 | 222015 |
| Base 6 | 110446 | 111036 |
| Base 7 | 43307 | 43447 |
| Base 8 | 30048 | 30178 |
| Base 9 | 21019 | 21139 |
| Base 10 | 154010 | 155110 |
| Base 11 | 118011 | 119011 |
| Base 12 | a8412 | a9312 |
| Base 13 | 91613 | 92413 |
| Base 14 | 7c014 | 7cb14 |
| Base 15 | 6ca15 | 6d615 |
| Base 16 | 60416 | 60f16 |