Compare 421690 vs 421691
| Property | 421690 | 421691 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 21 × 51 × 421691 | 4216911 |
| Prime factorization | 2 × 5 × 42169 | 421691 |
| Divisors count | 8 | 2 |
| Divisors | 1, 2, 5, 10, 42169, 84338, 210845, 421690 | 1, 421691 |
| Number of properties | 0 | 8 |
| Additive primes | 14041st | |
| Happy primes | 5277th | |
| Isolated primes | 27568th | |
| Primes | 35517th | |
| Sexy primes (1st member) | 7990th | |
| Sexy prime quadrupletss (1st member) | 186th | |
| Sexy prime triplets (1st member) | 1529th | |
| Sophie germain primes | 3751st | |
| Roman numberals | ||
| Base 2 | 11001101111001110102 | 11001101111001110112 |
| Base 3 | 2101021100113 | 2101021100123 |
| Base 4 | 12123303224 | 12123303234 |
| Base 5 | 1014432305 | 1014432315 |
| Base 6 | 130121346 | 130121356 |
| Base 7 | 34042637 | 34042647 |
| Base 8 | 14674728 | 14674738 |
| Base 9 | 7124049 | 7124059 |
| Base 10 | 42169010 | 42169110 |
| Base 11 | 26890511 | 26890611 |
| Base 12 | 18404a12 | 18404b12 |
| Base 13 | 119c2913 | 119c2a13 |
| Base 14 | ad96a14 | ad96b14 |
| Base 15 | 84e2a15 | 84e2b15 |
| Base 16 | 66f3a16 | 66f3b16 |