Compare 743 vs 991
| Property | 743 | 991 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 7431 | 9911 |
| Prime factorization | 743 | 991 |
| Divisors count | 2 | 2 |
| Divisors | 1, 743 | 1, 991 |
| Number of properties | 8 | 10 |
| Additive primes | 89th | |
| Chen primes | 89th | 115th |
| Cousin primes (2nd member) | 31st | |
| Emirps | 25th | 36th |
| Isolated primes | 73rd | 98th |
| Left-truncatable primes | 43rd | |
| Long primes | 48th | |
| Lucky primes | 42nd | |
| Primes | 132nd | 167th |
| Sexy primes (1st member) | 74th | |
| Solinas primes | 43rd | |
| Sophie germain primes | 33rd | |
| Super primes | 39th | |
| Ulam primes | 18th | |
| Roman numberals | DCCXLIII | CMXCI |
| Base 2 | 10111001112 | 11110111112 |
| Base 3 | 10001123 | 11002013 |
| Base 4 | 232134 | 331334 |
| Base 5 | 104335 | 124315 |
| Base 6 | 32356 | 43316 |
| Base 7 | 21117 | 26147 |
| Base 8 | 13478 | 17378 |
| Base 9 | 10159 | 13219 |
| Base 10 | 74310 | 99110 |
| Base 11 | 61611 | 82111 |
| Base 12 | 51b12 | 6a712 |
| Base 13 | 45213 | 5b313 |
| Base 14 | 3b114 | 50b14 |
| Base 15 | 34815 | 46115 |
| Base 16 | 2e716 | 3df16 |