Compare 840139 vs 840239
| Property | 840139 | 840239 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 8401391 | 8402391 |
| Prime factorization | 840139 | 840239 |
| Divisors count | 2 | 2 |
| Divisors | 1, 840139 | 1, 840239 |
| Number of properties | 2 | 3 |
| Chen primes | 25811th | |
| Primes | 66898th | 66906th |
| Twin primes (1st member) | 7053rd | |
| Twin primes (2nd member) | 7051st | |
| Roman numberals | ||
| Base 2 | 110011010001110010112 | 110011010010001011112 |
| Base 3 | 11202001100213 | 11202001202223 |
| Base 4 | 30310130234 | 30310202334 |
| Base 5 | 2033410245 | 2033414245 |
| Base 6 | 300013116 | 300015556 |
| Base 7 | 100662467 | 100664517 |
| Base 8 | 31507138 | 31510578 |
| Base 9 | 15204079 | 15205289 |
| Base 10 | 84013910 | 84023910 |
| Base 11 | 52423311 | 52431411 |
| Base 12 | 34623712 | 3462bb12 |
| Base 13 | 23553113 | 2355aa13 |
| Base 14 | 17c25d14 | 17c2d114 |
| Base 15 | 118de415 | 118e5e15 |
| Base 16 | cd1cb16 | cd22f16 |