Compare 42816 vs 42821
| Property | 42816 | 42821 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 8 | 1 |
| Prime factorization | 26 × 31 × 2231 | 428211 |
| Prime factorization | 2 × 2 × 2 × 2 × 2 × 2 × 3 × 223 | 42821 |
| Divisors count | 28 | 2 |
| Divisors | 1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 192, 223, 446, 669, 892, 1338, 1784, 2676, 3568, 5352, 7136, 10704, 14272, 21408, 42816 | 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 | 10100111010000002 | 10100111010001012 |
| Base 3 | 20112012103 | 20112012223 |
| Base 4 | 221310004 | 221310114 |
| Base 5 | 23322315 | 23322415 |
| Base 6 | 5301206 | 5301256 |
| Base 7 | 2355547 | 2355627 |
| Base 8 | 1235008 | 1235058 |
| Base 9 | 646539 | 646589 |
| Base 10 | 4281610 | 4282110 |
| Base 11 | 2a19411 | 2a19911 |
| Base 12 | 2094012 | 2094512 |
| Base 13 | 1664713 | 1664c13 |
| Base 14 | 1186414 | 1186914 |
| Base 15 | ca4615 | ca4b15 |
| Base 16 | a74016 | a74516 |