Compare 199931 vs 201209
| Property | 199931 | 201209 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1999311 | 2012091 |
| Prime factorization | 199931 | 201209 |
| Divisors count | 2 | 2 |
| Divisors | 1, 199931 | 1, 201209 |
| Number of properties | 6 | 6 |
| Chen primes | 7524th | 7562nd |
| Emirps | 4276th | |
| Harmonic primes | 6757th | |
| Long primes | 6736th | |
| Primes | 17980th | 18078th |
| Pythagorean primes | 9021st | |
| Sexy primes (2nd member) | 4316th | |
| Sophie germain primes | 2065th | |
| Twin primes (1st member) | 2160th | 2166th |
| Roman numberals | ||
| Base 2 | 1100001100111110112 | 1100010001111110012 |
| Base 3 | 1010110202123 | 1010200000123 |
| Base 4 | 3003033234 | 3010133214 |
| Base 5 | 223442115 | 224143145 |
| Base 6 | 41413356 | 41513056 |
| Base 7 | 14616147 | 14654217 |
| Base 8 | 6063738 | 6107718 |
| Base 9 | 3342259 | 3360059 |
| Base 10 | 19993110 | 20120910 |
| Base 11 | 12723611 | 12819811 |
| Base 12 | 9784b12 | 9853512 |
| Base 13 | 7000413 | 7077813 |
| Base 14 | 52c0b14 | 5348114 |
| Base 15 | 3e38b15 | 3e93e15 |
| Base 16 | 30cfb16 | 311f916 |