Compare 221621 vs 223061
| Property | 221621 | 223061 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 2216211 | 2230611 |
| Prime factorization | 221621 | 223061 |
| Divisors count | 2 | 2 |
| Divisors | 1, 221621 | 1, 223061 |
| Number of properties | 7 | 7 |
| Chen primes | 8229th | 8277th |
| Harmonic primes | 7412th | 7465th |
| Long primes | 7390th | 7434th |
| Primes | 19745th | 19864th |
| Pythagorean primes | 9852nd | 9910th |
| Sophie germain primes | 2239th | 2248th |
| Twin primes (1st member) | 2343rd | 2359th |
| Roman numberals | ||
| Base 2 | 1101100001101101012 | 1101100111010101012 |
| Base 3 | 1020210000123 | 1020222221123 |
| Base 4 | 3120123114 | 3121311114 |
| Base 5 | 240424415 | 241142215 |
| Base 6 | 44300056 | 44404056 |
| Base 7 | 16120617 | 16162167 |
| Base 8 | 6606658 | 6635258 |
| Base 9 | 3670059 | 3688759 |
| Base 10 | 22162110 | 22306110 |
| Base 11 | 14156411 | 14265311 |
| Base 12 | a830512 | a910512 |
| Base 13 | 79b4a13 | 7a6b713 |
| Base 14 | 5aaa114 | 5b40d14 |
| Base 15 | 459eb15 | 4615b15 |
| Base 16 | 361b516 | 3675516 |