Compare 138889 vs 138891
| Property | 138889 | 138891 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 3 |
| Prime factorization | 1388891 | 31 × 671 × 6911 |
| Prime factorization | 138889 | 3 × 67 × 691 |
| Divisors count | 2 | 8 |
| Divisors | 1, 138889 | 1, 3, 67, 201, 691, 2073, 46297, 138891 |
| Number of properties | 7 | 0 |
| Additive primes | 5332nd | |
| Cousin primes (1st member) | 1598th | |
| Isolated primes | 9719th | |
| Lucky primes | 1691st | |
| Primes | 12918th | |
| Pythagorean primes | 6431st | |
| Sexy primes (2nd member) | 3185th | |
| Roman numberals | ||
| Base 2 | 1000011110100010012 | 1000011110100010112 |
| Base 3 | 210011120013 | 210011120103 |
| Base 4 | 2013220214 | 2013220234 |
| Base 5 | 134210245 | 134210315 |
| Base 6 | 25510016 | 25510036 |
| Base 7 | 11156327 | 11156347 |
| Base 8 | 4172118 | 4172138 |
| Base 9 | 2314619 | 2314639 |
| Base 10 | 13888910 | 13889110 |
| Base 11 | 9539311 | 9539511 |
| Base 12 | 6846112 | 6846312 |
| Base 13 | 4b2aa13 | 4b2ac13 |
| Base 14 | 3888914 | 3888b14 |
| Base 15 | 2b24415 | 2b24615 |
| Base 16 | 21e8916 | 21e8b16 |