Compare 221209 vs 221489
| Property | 221209 | 221489 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 2212091 | 2214891 |
| Prime factorization | 221209 | 221489 |
| Divisors count | 2 | 2 |
| Divisors | 1, 221209 | 1, 221489 |
| Number of properties | 7 | 5 |
| Chen primes | 8225th | |
| Happy primes | 2995th | |
| Harmonic primes | 7397th | |
| Isolated primes | 15036th | 15054th |
| Primes | 19713th | 19735th |
| Pythagorean primes | 9835th | 9846th |
| Sexy primes (2nd member) | 4662nd | |
| Sexy prime triplets (3rd member) | 930th | |
| Sophie germain primes | 2238th | |
| Roman numberals | ||
| Base 2 | 1101100000000110012 | 1101100001001100012 |
| Base 3 | 1020201022213 | 1020202110223 |
| Base 4 | 3120001214 | 3120103014 |
| Base 5 | 240343145 | 240414245 |
| Base 6 | 44240416 | 44252256 |
| Base 7 | 16106327 | 16115127 |
| Base 8 | 6600318 | 6604618 |
| Base 9 | 3663879 | 3667389 |
| Base 10 | 22120910 | 22148910 |
| Base 11 | 14121a11 | 14145411 |
| Base 12 | a802112 | a821512 |
| Base 13 | 798c113 | 79a7813 |
| Base 14 | 5a88914 | 5aa0914 |
| Base 15 | 4582415 | 4595e15 |
| Base 16 | 3601916 | 3613116 |