Compare 20887 vs 20981
Property | 20887 | 20981 |
---|---|---|
Type | prime | prime |
Unique factors | 1 | 1 |
Total factors | 1 | 1 |
Prime factorization | 208871 | 209811 |
Prime factorization | 20887 | 20981 |
Divisors count | 2 | 2 |
Divisors | 1, 20887 | 1, 20981 |
Number of properties | 3 | 5 |
Chen primes | 1161st | |
Good primes | 265th | |
Isolated primes | 1640th | |
Lucky primes | 381st | |
Primes | 2349th | 2359th |
Pythagorean primes | 1172nd | |
Twin primes (1st member) | 357th | |
Roman numberals | ||
Base 2 | 1010001100101112 | 1010001111101012 |
Base 3 | 10011221213 | 10012100023 |
Base 4 | 110121134 | 110133114 |
Base 5 | 11320225 | 11324115 |
Base 6 | 2404116 | 2410456 |
Base 7 | 1146167 | 1151127 |
Base 8 | 506278 | 507658 |
Base 9 | 315779 | 317029 |
Base 10 | 2088710 | 2098110 |
Base 11 | 1476911 | 1484411 |
Base 12 | 1010712 | 1018512 |
Base 13 | 967913 | 971c13 |
Base 14 | 787d14 | 790914 |
Base 15 | 62c715 | 633b15 |
Base 16 | 519716 | 51f516 |