Compare 743 vs 747
| Property | 743 | 747 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 2 |
| Total factors | 1 | 3 |
| Prime factorization | 7431 | 32 × 831 |
| Prime factorization | 743 | 3 × 3 × 83 |
| Divisors count | 2 | 6 |
| Divisors | 1, 743 | 1, 3, 9, 83, 249, 747 |
| Number of properties | 8 | 0 |
| Chen primes | 89th | |
| Cousin primes (2nd member) | 31st | |
| Emirps | 25th | |
| Isolated primes | 73rd | |
| Left-truncatable primes | 43rd | |
| Long primes | 48th | |
| Primes | 132nd | |
| Sophie germain primes | 33rd | |
| Roman numberals | DCCXLIII | DCCXLVII |
| Base 2 | 10111001112 | 10111010112 |
| Base 3 | 10001123 | 10002003 |
| Base 4 | 232134 | 232234 |
| Base 5 | 104335 | 104425 |
| Base 6 | 32356 | 32436 |
| Base 7 | 21117 | 21157 |
| Base 8 | 13478 | 13538 |
| Base 9 | 10159 | 10209 |
| Base 10 | 74310 | 74710 |
| Base 11 | 61611 | 61a11 |
| Base 12 | 51b12 | 52312 |
| Base 13 | 45213 | 45613 |
| Base 14 | 3b114 | 3b514 |
| Base 15 | 34815 | 34c15 |
| Base 16 | 2e716 | 2eb16 |