Compare 164987 vs 164999
| Property | 164987 | 164999 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1649871 | 1649991 |
| Prime factorization | 164987 | 164999 |
| Divisors count | 2 | 2 |
| Divisors | 1, 164987 | 1, 164999 |
| Number of properties | 4 | 6 |
| Chen primes | 6425th | |
| Harmonic primes | 5670th | 5671st |
| Isolated primes | 11403rd | |
| Primes | 15092nd | 15093rd |
| Safe primes | 1000th | 1001st |
| Sophie germain primes | 1758th | |
| Twin primes (1st member) | 1846th | |
| Roman numberals | ||
| Base 2 | 1010000100011110112 | 1010000100100001112 |
| Base 3 | 221010221223 | 221011000023 |
| Base 4 | 2201013234 | 2201020134 |
| Base 5 | 202344225 | 202344445 |
| Base 6 | 33114556 | 33115156 |
| Base 7 | 12550047 | 12550227 |
| Base 8 | 5021738 | 5022078 |
| Base 9 | 2712789 | 2713029 |
| Base 10 | 16498710 | 16499910 |
| Base 11 | 102a5911 | 102a6a11 |
| Base 12 | 7b58b12 | 7b59b12 |
| Base 13 | 5a13413 | 5a14313 |
| Base 14 | 441ab14 | 441b914 |
| Base 15 | 33d4215 | 33d4e15 |
| Base 16 | 2847b16 | 2848716 |