Compare 27998 vs 28001
Property | 27998 | 28001 |
---|---|---|
Type | semiprime | prime |
Unique factors | 2 | 1 |
Total factors | 2 | 1 |
Prime factorization | 21 × 139991 | 280011 |
Prime factorization | 2 × 13999 | 28001 |
Divisors count | 4 | 2 |
Divisors | 1, 2, 13999, 27998 | 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 | 6982nd | |
Sophie germain primes | 424th | |
Roman numberals | ||
Base 2 | 1101101010111102 | 1101101011000012 |
Base 3 | 11021012223 | 11021020023 |
Base 4 | 123111324 | 123112014 |
Base 5 | 13434435 | 13440015 |
Base 6 | 3333426 | 3333456 |
Base 7 | 1444257 | 1444317 |
Base 8 | 665368 | 665418 |
Base 9 | 423589 | 423629 |
Base 10 | 2799810 | 2800110 |
Base 11 | 1a04311 | 1a04611 |
Base 12 | 1425212 | 1425512 |
Base 13 | c98913 | c98c13 |
Base 14 | a2bc14 | a2c114 |
Base 15 | 846815 | 846b15 |
Base 16 | 6d5e16 | 6d6116 |