Compare 196991 vs 197009
| Property | 196991 | 197009 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1969911 | 1970091 |
| Prime factorization | 196991 | 197009 |
| Divisors count | 2 | 2 |
| Divisors | 1, 196991 | 1, 197009 |
| Number of properties | 4 | 6 |
| Chen primes | 7426th | 7427th |
| Good primes | 1010th | |
| Isolated primes | 13475th | |
| Primes | 17733rd | 17736th |
| Pythagorean primes | 8844th | |
| Sexy primes (2nd member) | 4247th | |
| Sophie germain primes | 2038th | |
| Twin primes (1st member) | 2131st | |
| Roman numberals | ||
| Base 2 | 1100000001011111112 | 1100000001100100012 |
| Base 3 | 1010000122223 | 1010000201223 |
| Base 4 | 3000113334 | 3000121014 |
| Base 5 | 223004315 | 223010145 |
| Base 6 | 41155556 | 41200256 |
| Base 7 | 14502147 | 14502417 |
| Base 8 | 6005778 | 6006218 |
| Base 9 | 3301889 | 3302189 |
| Base 10 | 19699110 | 19700910 |
| Base 11 | 12500311 | 12501a11 |
| Base 12 | 95bbb12 | 9601512 |
| Base 13 | 6b88213 | 6b89713 |
| Base 14 | 51b0b14 | 51b2114 |
| Base 15 | 3d57b15 | 3d58e15 |
| Base 16 | 3017f16 | 3019116 |