Compare 2131 vs 2153
| Property | 2131 | 2153 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 21311 | 21531 |
| Prime factorization | 2131 | 2153 |
| Divisors count | 2 | 2 |
| Divisors | 1, 2131 | 1, 2153 |
| Number of properties | 5 | 6 |
| Additive primes | 168th | 170th |
| Chen primes | 198th | |
| Isolated primes | 192nd | |
| Long primes | 126th | |
| Primes | 321st | 325th |
| Pythagorean primes | 158th | |
| Sexy primes (1st member) | 134th | |
| Sexy prime triplets (1st member) | 51st | |
| Twin primes (2nd member) | 66th | |
| Roman numberals | MMCXXXI | MMCLIII |
| Base 2 | 1000010100112 | 1000011010012 |
| Base 3 | 22202213 | 22212023 |
| Base 4 | 2011034 | 2012214 |
| Base 5 | 320115 | 321035 |
| Base 6 | 135116 | 135456 |
| Base 7 | 61337 | 61647 |
| Base 8 | 41238 | 41518 |
| Base 9 | 28279 | 28529 |
| Base 10 | 213110 | 215310 |
| Base 11 | 166811 | 168811 |
| Base 12 | 129712 | 12b512 |
| Base 13 | c7c13 | c9813 |
| Base 14 | ac314 | adb14 |
| Base 15 | 97115 | 98815 |
| Base 16 | 85316 | 86916 |