Compare 164987 vs 165229
| Property | 164987 | 165229 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1649871 | 1652291 |
| Prime factorization | 164987 | 165229 |
| Divisors count | 2 | 2 |
| Divisors | 1, 164987 | 1, 165229 |
| Number of properties | 4 | 7 |
| Cousin primes (1st member) | 1821st | |
| Emirps | 3345th | |
| Harmonic primes | 5670th | 5677th |
| Isolated primes | 11403rd | 11417th |
| Long primes | 5640th | |
| Primes | 15092nd | 15110th |
| Pythagorean primes | 7535th | |
| Safe primes | 1000th | |
| Roman numberals | ||
| Base 2 | 1010000100011110112 | 1010000101011011012 |
| Base 3 | 221010221223 | 221011221213 |
| Base 4 | 2201013234 | 2201112314 |
| Base 5 | 202344225 | 202414045 |
| Base 6 | 33114556 | 33125416 |
| Base 7 | 12550047 | 12555017 |
| Base 8 | 5021738 | 5025558 |
| Base 9 | 2712789 | 2715779 |
| Base 10 | 16498710 | 16522910 |
| Base 11 | 102a5911 | 10315911 |
| Base 12 | 7b58b12 | 7b75112 |
| Base 13 | 5a13413 | 5a28c13 |
| Base 14 | 441ab14 | 4430114 |
| Base 15 | 33d4215 | 33e5415 |
| Base 16 | 2847b16 | 2856d16 |