Compare 42813 vs 42821
| Property | 42813 | 42821 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 4 | 1 |
| Prime factorization | 32 × 671 × 711 | 428211 |
| Prime factorization | 3 × 3 × 67 × 71 | 42821 |
| Divisors count | 12 | 2 |
| Divisors | 1, 3, 9, 67, 71, 201, 213, 603, 639, 4757, 14271, 42813 | 1, 42821 |
| Number of properties | 0 | 5 |
| Additive primes | 1999th | |
| Isolated primes | 3236th | |
| Primes | 4477th | |
| Pythagorean primes | 2221st | |
| Sophie germain primes | 595th | |
| Roman numberals | ||
| Base 2 | 10100111001111012 | 10100111010001012 |
| Base 3 | 20112012003 | 20112012223 |
| Base 4 | 221303314 | 221310114 |
| Base 5 | 23322235 | 23322415 |
| Base 6 | 5301136 | 5301256 |
| Base 7 | 2355517 | 2355627 |
| Base 8 | 1234758 | 1235058 |
| Base 9 | 646509 | 646589 |
| Base 10 | 4281310 | 4282110 |
| Base 11 | 2a19111 | 2a19911 |
| Base 12 | 2093912 | 2094512 |
| Base 13 | 1664413 | 1664c13 |
| Base 14 | 1186114 | 1186914 |
| Base 15 | ca4315 | ca4b15 |
| Base 16 | a73d16 | a74516 |