Compare 42821 vs 42901
| Property | 42821 | 42901 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 428211 | 429011 |
| Prime factorization | 42821 | 42901 |
| Divisors count | 2 | 2 |
| Divisors | 1, 42821 | 1, 42901 |
| Number of properties | 5 | 5 |
| Additive primes | 1999th | |
| Isolated primes | 3236th | |
| Long primes | 1686th | |
| Primes | 4477th | 4485th |
| Pythagorean primes | 2221st | 2225th |
| Sophie germain primes | 595th | |
| Twin primes (2nd member) | 623rd | |
| Ulam primes | 338th | |
| Roman numberals | ||
| Base 2 | 10100111010001012 | 10100111100101012 |
| Base 3 | 20112012223 | 20112112213 |
| Base 4 | 221310114 | 221321114 |
| Base 5 | 23322415 | 23331015 |
| Base 6 | 5301256 | 5303416 |
| Base 7 | 2355627 | 2360357 |
| Base 8 | 1235058 | 1236258 |
| Base 9 | 646589 | 647579 |
| Base 10 | 4282110 | 4290110 |
| Base 11 | 2a19911 | 2a26111 |
| Base 12 | 2094512 | 209b112 |
| Base 13 | 1664c13 | 166b113 |
| Base 14 | 1186914 | 118c514 |
| Base 15 | ca4b15 | caa115 |
| Base 16 | a74516 | a79516 |