Compare 199621 vs 199921
| Property | 199621 | 199921 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1996211 | 1999211 |
| Prime factorization | 199621 | 199921 |
| Divisors count | 2 | 2 |
| Divisors | 1, 199621 | 1, 199921 |
| Number of properties | 6 | 5 |
| Additive primes | 7221st | |
| Chen primes | 7513th | |
| Isolated primes | 13641st | 13662nd |
| Long primes | 6724th | |
| Primes | 17952nd | 17979th |
| Pythagorean primes | 8958th | 8975th |
| Ulam primes | 1285th | 1289th |
| Roman numberals | ||
| Base 2 | 1100001011110001012 | 1100001100111100012 |
| Base 3 | 1010102111013 | 1010110201113 |
| Base 4 | 3002330114 | 3003033014 |
| Base 5 | 223414415 | 223441415 |
| Base 6 | 41401016 | 41413216 |
| Base 7 | 14606627 | 14616017 |
| Base 8 | 6057058 | 6063618 |
| Base 9 | 3337419 | 3342149 |
| Base 10 | 19962110 | 19992110 |
| Base 11 | 126a8411 | 12722711 |
| Base 12 | 9763112 | 9784112 |
| Base 13 | 6cb2613 | 6ccc713 |
| Base 14 | 52a6914 | 52c0114 |
| Base 15 | 3e23115 | 3e38115 |
| Base 16 | 30bc516 | 30cf116 |