Compare 640061 vs 640153
| Property | 640061 | 640153 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 6400611 | 6401531 |
| Prime factorization | 640061 | 640153 |
| Divisors count | 2 | 2 |
| Divisors | 1, 640061 | 1, 640153 |
| Number of properties | 4 | 3 |
| Additive primes | 20355th | 20358th |
| Chen primes | 20380th | |
| Isolated primes | 40819th | |
| Primes | 52082nd | 52090th |
| Twin primes (2nd member) | 5633rd | |
| Roman numberals | ||
| Base 2 | 100111000100001111012 | 100111000100100110012 |
| Base 3 | 10121112222223 | 10121120101013 |
| Base 4 | 21301003314 | 21301021214 |
| Base 5 | 1304402215 | 1304411035 |
| Base 6 | 214151256 | 214154016 |
| Base 7 | 53040327 | 53042237 |
| Base 8 | 23420758 | 23422318 |
| Base 9 | 11748889 | 11751119 |
| Base 10 | 64006110 | 64015310 |
| Base 11 | 3a798411 | 3a7a5811 |
| Base 12 | 26a4a512 | 26a56112 |
| Base 13 | 19544613 | 1954b713 |
| Base 14 | 12938914 | 12941314 |
| Base 15 | c99ab15 | c9a1d15 |
| Base 16 | 9c43d16 | 9c49916 |