Compare 675 vs 687
| Property | 675 | 687 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 5 | 2 |
| Prime factorization | 33 × 52 | 31 × 2291 |
| Prime factorization | 3 × 3 × 3 × 5 × 5 | 3 × 229 |
| Divisors count | 12 | 4 |
| Divisors | 1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675 | 1, 3, 229, 687 |
| Number of properties | 0 | 1 |
| Semiprimes | 206th | |
| Roman numberals | DCLXXV | DCLXXXVII |
| Base 2 | 10101000112 | 10101011112 |
| Base 3 | 2210003 | 2211103 |
| Base 4 | 222034 | 222334 |
| Base 5 | 102005 | 102225 |
| Base 6 | 30436 | 31036 |
| Base 7 | 16537 | 20017 |
| Base 8 | 12438 | 12578 |
| Base 9 | 8309 | 8439 |
| Base 10 | 67510 | 68710 |
| Base 11 | 56411 | 57511 |
| Base 12 | 48312 | 49312 |
| Base 13 | 3cc13 | 40b13 |
| Base 14 | 36314 | 37114 |
| Base 15 | 30015 | 30c15 |
| Base 16 | 2a316 | 2af16 |