Compare 20897 vs 21487
Property | 20897 | 21487 |
---|---|---|
Type | prime | prime |
Unique factors | 1 | 1 |
Total factors | 1 | 1 |
Prime factorization | 208971 | 214871 |
Prime factorization | 20897 | 21487 |
Divisors count | 2 | 2 |
Divisors | 1, 20897 | 1, 21487 |
Number of properties | 9 | 12 |
Chen primes | 1156th | |
Cousin primes (1st member) | 366th | |
Good primes | 264th | 271st |
Harmonic primes | 861st | 884th |
Isolated primes | 1684th | |
Long primes | 893rd | 913th |
Primes | 2350th | 2409th |
Prime triplets (1st member) | 174th | 182nd |
Pythagorean primes | 1169th | |
Sexy primes (1st member) | 713th | 732nd |
Sexy primes (2nd member) | 731st | |
Sexy prime quadrupletss (2nd member) | 37th | |
Sexy prime triplets (1st member) | 199th | |
Sexy prime triplets (2nd member) | 198th | |
Twin primes (1st member) | 356th | |
Roman numberals | ||
Base 2 | 1010001101000012 | 1010011111011112 |
Base 3 | 10011222223 | 10021102113 |
Base 4 | 110122014 | 110332334 |
Base 5 | 11320425 | 11414225 |
Base 6 | 2404256 | 2432516 |
Base 7 | 1146327 | 1164347 |
Base 8 | 506418 | 517578 |
Base 9 | 315889 | 324249 |
Base 10 | 2089710 | 2148710 |
Base 11 | 1477811 | 1516411 |
Base 12 | 1011512 | 1052712 |
Base 13 | 968613 | 9a1b13 |
Base 14 | 788914 | 7b8b14 |
Base 15 | 62d215 | 657715 |
Base 16 | 51a116 | 53ef16 |