Compare 130787 vs 131687
| Property | 130787 | 131687 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1307871 | 1316871 |
| Prime factorization | 130787 | 131687 |
| Divisors count | 2 | 2 |
| Divisors | 1, 130787 | 1, 131687 |
| Number of properties | 6 | 5 |
| Chen primes | 5280th | |
| Cousin primes (2nd member) | 1515th | |
| Good primes | 794th | |
| Harmonic primes | 4606th | |
| Isolated primes | 9183rd | 9238th |
| Long primes | 4606th | |
| Primes | 12230th | 12299th |
| Safe primes | 834th | 837th |
| Roman numberals | ||
| Base 2 | 111111110111000112 | 1000000010011001112 |
| Base 3 | 201221012223 | 202001220223 |
| Base 4 | 1333232034 | 2000212134 |
| Base 5 | 131411225 | 132032225 |
| Base 6 | 24452556 | 24533556 |
| Base 7 | 10532067 | 10556337 |
| Base 8 | 3773438 | 4011478 |
| Base 9 | 2183589 | 2205689 |
| Base 10 | 13078710 | 13168710 |
| Base 11 | 8a29811 | 8aa3611 |
| Base 12 | 6382b12 | 6425b12 |
| Base 13 | 476b713 | 47c2a13 |
| Base 14 | 3593d14 | 35dc314 |
| Base 15 | 28b4215 | 2904215 |
| Base 16 | 1fee316 | 2026716 |