Compare 81223 vs 81229
Property | 81223 | 81229 |
---|---|---|
Type | prime | semiprime |
Unique factors | 1 | 2 |
Total factors | 1 | 2 |
Prime factorization | 812231 | 291 × 28011 |
Prime factorization | 81223 | 29 × 2801 |
Divisors count | 2 | 4 |
Divisors | 1, 81223 | 1, 29, 2801, 81229 |
Number of properties | 5 | 1 |
Happy primes | 1234th | |
Harmonic primes | 3001st | |
Isolated primes | 5903rd | |
Left-truncatable primes | 300th | |
Primes | 7950th | |
Semiprimes | 19189th | |
Roman numberals | ||
Base 2 | 100111101010001112 | 100111101010011012 |
Base 3 | 110101020213 | 110101021113 |
Base 4 | 1033110134 | 1033110314 |
Base 5 | 100443435 | 100444045 |
Base 6 | 14240116 | 14240216 |
Base 7 | 4555427 | 4555517 |
Base 8 | 2365078 | 2365158 |
Base 9 | 1333679 | 1333749 |
Base 10 | 8122310 | 8122910 |
Base 11 | 5602a11 | 5603511 |
Base 12 | 3b00712 | 3b01112 |
Base 13 | 2ac7c13 | 2ac8513 |
Base 14 | 2185914 | 2186114 |
Base 15 | 190ed15 | 1910415 |
Base 16 | 13d4716 | 13d4d16 |