Compare 389981 vs 389999
| Property | 389981 | 389999 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 3899811 | 3899991 |
| Prime factorization | 389981 | 389999 |
| Divisors count | 2 | 2 |
| Divisors | 1, 389981 | 1, 389999 |
| Number of properties | 3 | 6 |
| Additive primes | 13092nd | |
| Chen primes | 13380th | |
| Emirps | 6442nd | 6443rd |
| Happy primes | 4877th | |
| Isolated primes | 25626th | |
| Primes | 33065th | 33067th |
| Twin primes (1st member) | 3721st | |
| Roman numberals | ||
| Base 2 | 10111110011010111012 | 10111110011011011112 |
| Base 3 | 2012102212023 | 2012102221023 |
| Base 4 | 11330311314 | 11330312334 |
| Base 5 | 444344115 | 444344445 |
| Base 6 | 122052456 | 122053156 |
| Base 7 | 32126547 | 32130117 |
| Base 8 | 13715358 | 13715578 |
| Base 9 | 6538529 | 6538729 |
| Base 10 | 38998110 | 38999910 |
| Base 11 | 246aa911 | 24701511 |
| Base 12 | 16982512 | 16983b12 |
| Base 13 | 10867713 | 10868c13 |
| Base 14 | a219b14 | a21b114 |
| Base 15 | 7a83b15 | 7a84e15 |
| Base 16 | 5f35d16 | 5f36f16 |