Compare 640139 vs 640333
| Property | 640139 | 640333 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 6401391 | 6403331 |
| Prime factorization | 640139 | 640333 |
| Divisors count | 2 | 2 |
| Divisors | 1, 640139 | 1, 640333 |
| Number of properties | 4 | 5 |
| Additive primes | 20356th | 20364th |
| Chen primes | 20383rd | |
| Cuban primes 2 | 70th | |
| Happy primes | 7416th | |
| Isolated primes | 40825th | 40834th |
| Primes | 52088th | 52105th |
| Roman numberals | ||
| Base 2 | 100111000100100010112 | 100111000101010011012 |
| Base 3 | 10121120022123 | 10121121010013 |
| Base 4 | 21301020234 | 21301110314 |
| Base 5 | 1304410245 | 1304423135 |
| Base 6 | 214153356 | 214203016 |
| Base 7 | 53042037 | 53046017 |
| Base 8 | 23422138 | 23425158 |
| Base 9 | 11750859 | 11753319 |
| Base 10 | 64013910 | 64033310 |
| Base 11 | 3a7a4511 | 3a810111 |
| Base 12 | 26a54b12 | 26a69112 |
| Base 13 | 1954a613 | 1955c513 |
| Base 14 | 12940314 | 12950114 |
| Base 15 | c9a0e15 | c9add15 |
| Base 16 | 9c48b16 | 9c54d16 |