Compare 66745 vs 66749
| Property | 66745 | 66749 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 51 × 71 × 19071 | 667491 |
| Prime factorization | 5 × 7 × 1907 | 66749 |
| Divisors count | 8 | 2 |
| Divisors | 1, 5, 7, 35, 1907, 9535, 13349, 66745 | 1, 66749 |
| Number of properties | 0 | 8 |
| Chen primes | 3044th | |
| Long primes | 2520th | |
| Primes | 6653rd | |
| Pythagorean primes | 3317th | |
| Sophie germain primes | 845th | |
| Super primes | 857th | |
| Twin primes (1st member) | 872nd | |
| Ulam primes | 489th | |
| Roman numberals | ||
| Base 2 | 100000100101110012 | 100000100101111012 |
| Base 3 | 101011200013 | 101011200123 |
| Base 4 | 1001023214 | 1001023314 |
| Base 5 | 41134405 | 41134445 |
| Base 6 | 12330016 | 12330056 |
| Base 7 | 3654107 | 3654147 |
| Base 8 | 2022718 | 2022758 |
| Base 9 | 1115019 | 1115059 |
| Base 10 | 6674510 | 6674910 |
| Base 11 | 4616811 | 4617111 |
| Base 12 | 3276112 | 3276512 |
| Base 13 | 244c313 | 244c713 |
| Base 14 | 1a47714 | 1a47b14 |
| Base 15 | 14b9a15 | 14b9e15 |
| Base 16 | 104b916 | 104bd16 |