Compare 164987 vs 164989
| Property | 164987 | 164989 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 3 |
| Prime factorization | 1649871 | 111 × 531 × 2831 |
| Prime factorization | 164987 | 11 × 53 × 283 |
| Divisors count | 2 | 8 |
| Divisors | 1, 164987 | 1, 11, 53, 283, 583, 3113, 14999, 164989 |
| Number of properties | 4 | 0 |
| Harmonic primes | 5670th | |
| Isolated primes | 11403rd | |
| Primes | 15092nd | |
| Safe primes | 1000th | |
| Roman numberals | ||
| Base 2 | 1010000100011110112 | 1010000100011111012 |
| Base 3 | 221010221223 | 221010222013 |
| Base 4 | 2201013234 | 2201013314 |
| Base 5 | 202344225 | 202344245 |
| Base 6 | 33114556 | 33115016 |
| Base 7 | 12550047 | 12550067 |
| Base 8 | 5021738 | 5021758 |
| Base 9 | 2712789 | 2712819 |
| Base 10 | 16498710 | 16498910 |
| Base 11 | 102a5911 | 102a6011 |
| Base 12 | 7b58b12 | 7b59112 |
| Base 13 | 5a13413 | 5a13613 |
| Base 14 | 441ab14 | 441ad14 |
| Base 15 | 33d4215 | 33d4415 |
| Base 16 | 2847b16 | 2847d16 |