Compare 681223 vs 681229
| Property | 681223 | 681229 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 1571 × 43391 | 6812291 |
| Prime factorization | 157 × 4339 | 681229 |
| Divisors count | 4 | 2 |
| Divisors | 1, 157, 4339, 681223 | 1, 681229 |
| Number of properties | 1 | 3 |
| Happy primes | 7820th | |
| Isolated primes | 43271st | |
| Primes | 55156th | |
| Semiprimes | 145545th | |
| Roman numberals | ||
| Base 2 | 101001100101000001112 | 101001100101000011012 |
| Base 3 | 10211211101113 | 10211211102013 |
| Base 4 | 22121100134 | 22121100314 |
| Base 5 | 1332443435 | 1332444045 |
| Base 6 | 223334516 | 223335016 |
| Base 7 | 55350347 | 55350437 |
| Base 8 | 24624078 | 24624158 |
| Base 9 | 12474149 | 12474219 |
| Base 10 | 68122310 | 68122910 |
| Base 11 | 4258a411 | 4258aa11 |
| Base 12 | 28a28712 | 28a29112 |
| Base 13 | 1ab0ba13 | 1ab0c313 |
| Base 14 | 13a38b14 | 13a39314 |
| Base 15 | d6c9d15 | d6ca415 |
| Base 16 | a650716 | a650d16 |