Compare 839981 vs 840989
| Property | 839981 | 840989 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 8399811 | 8409891 |
| Prime factorization | 839981 | 840989 |
| Divisors count | 2 | 2 |
| Divisors | 1, 839981 | 1, 840989 |
| Number of properties | 4 | 4 |
| Chen primes | 25831st | |
| Isolated primes | 52790th | |
| Primes | 66889th | 66959th |
| Sophie germain primes | 6696th | |
| Super primes | 6666th | 6673rd |
| Twin primes (1st member) | 7057th | |
| Roman numberals | ||
| Base 2 | 110011010001001011012 | 110011010101000111012 |
| Base 3 | 11202000201023 | 11202011212023 |
| Base 4 | 30310102314 | 30311101314 |
| Base 5 | 2033344115 | 2034024245 |
| Base 6 | 300004456 | 300052456 |
| Base 7 | 100656327 | 101016027 |
| Base 8 | 31504558 | 31524358 |
| Base 9 | 15202129 | 15215529 |
| Base 10 | 83998110 | 84098910 |
| Base 11 | 5240aa11 | 52493611 |
| Base 12 | 34612512 | 34682512 |
| Base 13 | 23543c13 | 235a3613 |
| Base 14 | 17c18914 | 17c6a914 |
| Base 15 | 118d3b15 | 1192ae15 |
| Base 16 | cd12d16 | cd51d16 |