Compare 81223 vs 81227
Property | 81223 | 81227 |
---|---|---|
Type | prime | semiprime |
Unique factors | 1 | 2 |
Total factors | 1 | 2 |
Prime factorization | 812231 | 431 × 18891 |
Prime factorization | 81223 | 43 × 1889 |
Divisors count | 2 | 4 |
Divisors | 1, 81223 | 1, 43, 1889, 81227 |
Number of properties | 5 | 1 |
Happy primes | 1234th | |
Harmonic primes | 3001st | |
Isolated primes | 5903rd | |
Left-truncatable primes | 300th | |
Primes | 7950th | |
Semiprimes | 19188th | |
Roman numberals | ||
Base 2 | 100111101010001112 | 100111101010010112 |
Base 3 | 110101020213 | 110101021023 |
Base 4 | 1033110134 | 1033110234 |
Base 5 | 100443435 | 100444025 |
Base 6 | 14240116 | 14240156 |
Base 7 | 4555427 | 4555467 |
Base 8 | 2365078 | 2365138 |
Base 9 | 1333679 | 1333729 |
Base 10 | 8122310 | 8122710 |
Base 11 | 5602a11 | 5603311 |
Base 12 | 3b00712 | 3b00b12 |
Base 13 | 2ac7c13 | 2ac8313 |
Base 14 | 2185914 | 2185d14 |
Base 15 | 190ed15 | 1910215 |
Base 16 | 13d4716 | 13d4b16 |