Compare 81223 vs 84523
| Property | 81223 | 84523 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 812231 | 845231 |
| Prime factorization | 81223 | 84523 |
| Divisors count | 2 | 2 |
| Divisors | 1, 81223 | 1, 84523 |
| Number of properties | 5 | 4 |
| Happy primes | 1234th | |
| Harmonic primes | 3001st | 3107th |
| Isolated primes | 5903rd | |
| Left-truncatable primes | 300th | 305th |
| Primes | 7950th | 8241st |
| Twin primes (2nd member) | 1060th | |
| Roman numberals | ||
| Base 2 | 100111101010001112 | 101001010001010112 |
| Base 3 | 110101020213 | 110212211113 |
| Base 4 | 1033110134 | 1102202234 |
| Base 5 | 100443435 | 102010435 |
| Base 6 | 14240116 | 14511516 |
| Base 7 | 4555427 | 5012657 |
| Base 8 | 2365078 | 2450538 |
| Base 9 | 1333679 | 1378449 |
| Base 10 | 8122310 | 8452310 |
| Base 11 | 5602a11 | 5855a11 |
| Base 12 | 3b00712 | 40ab712 |
| Base 13 | 2ac7c13 | 2c61a13 |
| Base 14 | 2185914 | 22b3514 |
| Base 15 | 190ed15 | 1a09d15 |
| Base 16 | 13d4716 | 14a2b16 |