Compare 21871 vs 21961
Property | 21871 | 21961 |
---|---|---|
Type | prime | prime |
Unique factors | 1 | 1 |
Total factors | 1 | 1 |
Prime factorization | 218711 | 219611 |
Prime factorization | 21871 | 21961 |
Divisors count | 2 | 2 |
Divisors | 1, 21871 | 1, 21961 |
Number of properties | 3 | 5 |
Additive primes | 1135th | 1139th |
Chen primes | 1206th | |
Isolated primes | 1711th | 1718th |
Primes | 2454th | 2461st |
Pythagorean primes | 1221st | |
Roman numberals | ||
Base 2 | 1010101011011112 | 1010101110010012 |
Base 3 | 10100000013 | 10100101013 |
Base 4 | 111112334 | 111130214 |
Base 5 | 11444415 | 12003215 |
Base 6 | 2451316 | 2454016 |
Base 7 | 1205237 | 1210127 |
Base 8 | 525578 | 527118 |
Base 9 | 330019 | 331119 |
Base 10 | 2187110 | 2196110 |
Base 11 | 1548311 | 1555511 |
Base 12 | 107a712 | 1086112 |
Base 13 | 9c5513 | 9cc413 |
Base 14 | 7d8314 | 800914 |
Base 15 | 673115 | 679115 |
Base 16 | 556f16 | 55c916 |