Compare 3889 vs 3891
| Property | 3889 | 3891 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 38891 | 31 × 12971 |
| Prime factorization | 3889 | 3 × 1297 |
| Divisors count | 2 | 4 |
| Divisors | 1, 3889 | 1, 3, 1297, 3891 |
| Number of properties | 8 | 1 |
| Chen primes | 314th | |
| Cuban primes 2 | 10th | |
| Emirps | 144th | |
| Isolated primes | 338th | |
| Lucky primes | 113th | |
| Pierpont primes | 25th | |
| Primes | 539th | |
| Pythagorean primes | 266th | |
| Semiprimes | 1074th | |
| Roman numberals | MMMDCCCLXXXIX | MMMDCCCXCI |
| Base 2 | 1111001100012 | 1111001100112 |
| Base 3 | 121000013 | 121000103 |
| Base 4 | 3303014 | 3303034 |
| Base 5 | 1110245 | 1110315 |
| Base 6 | 300016 | 300036 |
| Base 7 | 142247 | 142267 |
| Base 8 | 74618 | 74638 |
| Base 9 | 53019 | 53039 |
| Base 10 | 388910 | 389110 |
| Base 11 | 2a1611 | 2a1811 |
| Base 12 | 230112 | 230312 |
| Base 13 | 1a0213 | 1a0413 |
| Base 14 | 15bb14 | 15bd14 |
| Base 15 | 124415 | 124615 |
| Base 16 | f3116 | f3316 |