Compare 81223 vs 86197
| Property | 81223 | 86197 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 812231 | 861971 |
| Prime factorization | 81223 | 86197 |
| Divisors count | 2 | 2 |
| Divisors | 1, 81223 | 1, 86197 |
| Number of properties | 5 | 6 |
| Additive primes | 3453rd | |
| Cousin primes (1st member) | 1070th | |
| Happy primes | 1234th | |
| Harmonic primes | 3001st | |
| Isolated primes | 5903rd | 6225th |
| Left-truncatable primes | 300th | 309th |
| Primes | 7950th | 8380th |
| Pythagorean primes | 4176th | |
| Roman numberals | ||
| Base 2 | 100111101010001112 | 101010000101101012 |
| Base 3 | 110101020213 | 111010201113 |
| Base 4 | 1033110134 | 1110023114 |
| Base 5 | 100443435 | 102242425 |
| Base 6 | 14240116 | 15030216 |
| Base 7 | 4555427 | 5062067 |
| Base 8 | 2365078 | 2502658 |
| Base 9 | 1333679 | 1412149 |
| Base 10 | 8122310 | 8619710 |
| Base 11 | 5602a11 | 5984111 |
| Base 12 | 3b00712 | 41a7112 |
| Base 13 | 2ac7c13 | 3030713 |
| Base 14 | 2185914 | 235ad14 |
| Base 15 | 190ed15 | 1a81715 |
| Base 16 | 13d4716 | 150b516 |