Compare 3989 vs 3994
Property | 3989 | 3994 |
---|---|---|
Type | prime | semiprime |
Unique factors | 1 | 2 |
Total factors | 1 | 2 |
Prime factorization | 39891 | 21 × 19971 |
Prime factorization | 3989 | 2 × 1997 |
Divisors count | 2 | 4 |
Divisors | 1, 3989 | 1, 2, 1997, 3994 |
Number of properties | 8 | 1 |
Additive primes | 281st | |
Chen primes | 320th | |
Good primes | 94th | |
Harmonic primes | 198th | |
Isolated primes | 345th | |
Long primes | 218th | |
Primes | 550th | |
Pythagorean primes | 269th | |
Semiprimes | 1103rd | |
Roman numberals | MMMCMLXXXIX | MMMCMXCIV |
Base 2 | 1111100101012 | 1111100110102 |
Base 3 | 121102023 | 121102213 |
Base 4 | 3321114 | 3321224 |
Base 5 | 1114245 | 1114345 |
Base 6 | 302456 | 302546 |
Base 7 | 144267 | 144347 |
Base 8 | 76258 | 76328 |
Base 9 | 54229 | 54279 |
Base 10 | 398910 | 399410 |
Base 11 | 2aa711 | 300111 |
Base 12 | 238512 | 238a12 |
Base 13 | 1a7b13 | 1a8313 |
Base 14 | 164d14 | 165414 |
Base 15 | 12ae15 | 12b415 |
Base 16 | f9516 | f9a16 |