Compare 27989 vs 28001
Property | 27989 | 28001 |
---|---|---|
Type | semiprime | prime |
Unique factors | 2 | 1 |
Total factors | 2 | 1 |
Prime factorization | 131 × 21531 | 280011 |
Prime factorization | 13 × 2153 | 28001 |
Divisors count | 4 | 2 |
Divisors | 1, 13, 2153, 27989 | 1, 28001 |
Number of properties | 1 | 7 |
Additive primes | 1401st | |
Chen primes | 1486th | |
Cousin primes (2nd member) | 447th | |
Isolated primes | 2165th | |
Primes | 3056th | |
Pythagorean primes | 1523rd | |
Semiprimes | 6979th | |
Sophie germain primes | 424th | |
Roman numberals | ||
Base 2 | 1101101010101012 | 1101101011000012 |
Base 3 | 11021011223 | 11021020023 |
Base 4 | 123111114 | 123112014 |
Base 5 | 13434245 | 13440015 |
Base 6 | 3333256 | 3333456 |
Base 7 | 1444137 | 1444317 |
Base 8 | 665258 | 665418 |
Base 9 | 423489 | 423629 |
Base 10 | 2798910 | 2800110 |
Base 11 | 1a03511 | 1a04611 |
Base 12 | 1424512 | 1425512 |
Base 13 | c98013 | c98c13 |
Base 14 | a2b314 | a2c114 |
Base 15 | 845e15 | 846b15 |
Base 16 | 6d5516 | 6d6116 |