Compare 21841 vs 21842
Property | 21841 | 21842 |
---|---|---|
Type | prime | composite number |
Unique factors | 1 | 3 |
Total factors | 1 | 3 |
Prime factorization | 218411 | 21 × 671 × 1631 |
Prime factorization | 21841 | 2 × 67 × 163 |
Divisors count | 2 | 8 |
Divisors | 1, 21841 | 1, 2, 67, 134, 163, 326, 10921, 21842 |
Number of properties | 6 | 0 |
Centered square primes | 38th | |
Happy primes | 406th | |
Lucky primes | 397th | |
Primes | 2450th | |
Pythagorean primes | 1216th | |
Twin primes (2nd member) | 372nd | |
Roman numberals | ||
Base 2 | 1010101010100012 | 1010101010100102 |
Base 3 | 10022212213 | 10022212223 |
Base 4 | 111111014 | 111111024 |
Base 5 | 11443315 | 11443325 |
Base 6 | 2450416 | 2450426 |
Base 7 | 1204517 | 1204527 |
Base 8 | 525218 | 525228 |
Base 9 | 328579 | 328589 |
Base 10 | 2184110 | 2184210 |
Base 11 | 1545611 | 1545711 |
Base 12 | 1078112 | 1078212 |
Base 13 | 9c3113 | 9c3213 |
Base 14 | 7d6114 | 7d6214 |
Base 15 | 671115 | 671215 |
Base 16 | 555116 | 555216 |