Compare 142185 vs 142189
| Property | 142185 | 142189 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 31 × 51 × 94791 | 1421891 |
| Prime factorization | 3 × 5 × 9479 | 142189 |
| Divisors count | 8 | 2 |
| Divisors | 1, 3, 5, 15, 9479, 28437, 47395, 142185 | 1, 142189 |
| Number of properties | 0 | 7 |
| Cousin primes (1st member) | 1628th | |
| Emirps | 2764th | |
| Happy primes | 2073rd | |
| Isolated primes | 9945th | |
| Primes | 13202nd | |
| Pythagorean primes | 6577th | |
| Sexy primes (2nd member) | 3245th | |
| Roman numberals | ||
| Base 2 | 1000101011011010012 | 1000101011011011012 |
| Base 3 | 210200010103 | 210200010213 |
| Base 4 | 2022312214 | 2022312314 |
| Base 5 | 140222205 | 140222245 |
| Base 6 | 30141336 | 30141416 |
| Base 7 | 11313517 | 11313557 |
| Base 8 | 4255518 | 4255558 |
| Base 9 | 2360339 | 2360379 |
| Base 10 | 14218510 | 14218910 |
| Base 11 | 9790a11 | 9791311 |
| Base 12 | 6a34912 | 6a35112 |
| Base 13 | 4c94413 | 4c94813 |
| Base 14 | 39b6114 | 39b6514 |
| Base 15 | 2c1e015 | 2c1e415 |
| Base 16 | 22b6916 | 22b6d16 |