Compare 747 vs 749
| Property | 747 | 749 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 3 | 2 |
| Prime factorization | 32 × 831 | 71 × 1071 |
| Prime factorization | 3 × 3 × 83 | 7 × 107 |
| Divisors count | 6 | 4 |
| Divisors | 1, 3, 9, 83, 249, 747 | 1, 7, 107, 749 |
| Number of properties | 0 | 1 |
| Semiprimes | 226th | |
| Roman numberals | DCCXLVII | DCCXLIX |
| Base 2 | 10111010112 | 10111011012 |
| Base 3 | 10002003 | 10002023 |
| Base 4 | 232234 | 232314 |
| Base 5 | 104425 | 104445 |
| Base 6 | 32436 | 32456 |
| Base 7 | 21157 | 21207 |
| Base 8 | 13538 | 13558 |
| Base 9 | 10209 | 10229 |
| Base 10 | 74710 | 74910 |
| Base 11 | 61a11 | 62111 |
| Base 12 | 52312 | 52512 |
| Base 13 | 45613 | 45813 |
| Base 14 | 3b514 | 3b714 |
| Base 15 | 34c15 | 34e15 |
| Base 16 | 2eb16 | 2ed16 |