Compare 745 vs 757
| Property | 745 | 757 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 51 × 1491 | 7571 |
| Prime factorization | 5 × 149 | 757 |
| Divisors count | 4 | 2 |
| Divisors | 1, 5, 149, 745 | 1, 757 |
| Number of properties | 1 | 8 |
| Additive primes | 71st | |
| Cousin primes (1st member) | 32nd | |
| Harmonic primes | 52nd | |
| Isolated primes | 75th | |
| Palindromic primes | 16th | |
| Primes | 134th | |
| Pythagorean primes | 63rd | |
| Semiprimes | 224th | |
| Sexy primes (2nd member) | 63rd | |
| Roman numberals | DCCXLV | DCCLVII |
| Base 2 | 10111010012 | 10111101012 |
| Base 3 | 10001213 | 10010013 |
| Base 4 | 232214 | 233114 |
| Base 5 | 104405 | 110125 |
| Base 6 | 32416 | 33016 |
| Base 7 | 21137 | 21317 |
| Base 8 | 13518 | 13658 |
| Base 9 | 10179 | 10319 |
| Base 10 | 74510 | 75710 |
| Base 11 | 61811 | 62911 |
| Base 12 | 52112 | 53112 |
| Base 13 | 45413 | 46313 |
| Base 14 | 3b314 | 3c114 |
| Base 15 | 34a15 | 35715 |
| Base 16 | 2e916 | 2f516 |