Compare 2131 vs 2135
| Property | 2131 | 2135 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 3 |
| Prime factorization | 21311 | 51 × 71 × 611 |
| Prime factorization | 2131 | 5 × 7 × 61 |
| Divisors count | 2 | 8 |
| Divisors | 1, 2131 | 1, 5, 7, 35, 61, 305, 427, 2135 |
| Number of properties | 5 | 0 |
| Additive primes | 168th | |
| Primes | 321st | |
| Sexy primes (1st member) | 134th | |
| Sexy prime triplets (1st member) | 51st | |
| Twin primes (2nd member) | 66th | |
| Roman numberals | MMCXXXI | MMCXXXV |
| Base 2 | 1000010100112 | 1000010101112 |
| Base 3 | 22202213 | 22210023 |
| Base 4 | 2011034 | 2011134 |
| Base 5 | 320115 | 320205 |
| Base 6 | 135116 | 135156 |
| Base 7 | 61337 | 61407 |
| Base 8 | 41238 | 41278 |
| Base 9 | 28279 | 28329 |
| Base 10 | 213110 | 213510 |
| Base 11 | 166811 | 167111 |
| Base 12 | 129712 | 129b12 |
| Base 13 | c7c13 | c8313 |
| Base 14 | ac314 | ac714 |
| Base 15 | 97115 | 97515 |
| Base 16 | 85316 | 85716 |