Compare 163129 vs 163138
| Property | 163129 | 163138 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 1631291 | 21 × 815691 |
| Prime factorization | 163129 | 2 × 81569 |
| Divisors count | 2 | 4 |
| Divisors | 1, 163129 | 1, 2, 81569, 163138 |
| Number of properties | 4 | 1 |
| Chen primes | 6372nd | |
| Primes | 14943rd | |
| Pythagorean primes | 7449th | |
| Semiprimes | 37259th | |
| Twin primes (2nd member) | 1831st | |
| Roman numberals | ||
| Base 2 | 1001111101001110012 | 1001111101010000102 |
| Base 3 | 220212022113 | 220212100113 |
| Base 4 | 2133103214 | 2133110024 |
| Base 5 | 202100045 | 202100235 |
| Base 6 | 32551216 | 32551346 |
| Base 7 | 12464117 | 12464237 |
| Base 8 | 4764718 | 4765028 |
| Base 9 | 2676849 | 2677049 |
| Base 10 | 16312910 | 16313810 |
| Base 11 | 10161a11 | 10162811 |
| Base 12 | 7a4a112 | 7a4aa12 |
| Base 13 | 5933513 | 5934113 |
| Base 14 | 4364114 | 4364a14 |
| Base 15 | 3350415 | 3350d15 |
| Base 16 | 27d3916 | 27d4216 |