Compare 3889 vs 4021
| Property | 3889 | 4021 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 38891 | 40211 |
| Prime factorization | 3889 | 4021 |
| Divisors count | 2 | 2 |
| Divisors | 1, 3889 | 1, 4021 |
| Number of properties | 8 | 6 |
| Additive primes | 285th | |
| Chen primes | 314th | |
| Cuban primes 2 | 10th | |
| Emirps | 144th | |
| Harmonic primes | 199th | |
| Isolated primes | 338th | |
| Lucky primes | 113th | |
| Pierpont primes | 25th | |
| Primes | 539th | 556th |
| Pythagorean primes | 266th | 272nd |
| Sexy primes (1st member) | 206th | |
| Twin primes (2nd member) | 105th | |
| Roman numberals | MMMDCCCLXXXIX | MMMMXXI |
| Base 2 | 1111001100012 | 1111101101012 |
| Base 3 | 121000013 | 121112213 |
| Base 4 | 3303014 | 3323114 |
| Base 5 | 1110245 | 1120415 |
| Base 6 | 300016 | 303416 |
| Base 7 | 142247 | 145037 |
| Base 8 | 74618 | 76658 |
| Base 9 | 53019 | 54579 |
| Base 10 | 388910 | 402110 |
| Base 11 | 2a1611 | 302611 |
| Base 12 | 230112 | 23b112 |
| Base 13 | 1a0213 | 1aa413 |
| Base 14 | 15bb14 | 167314 |
| Base 15 | 124415 | 12d115 |
| Base 16 | f3116 | fb516 |