Compare 2113 vs 2121
| Property | 2113 | 2121 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 3 |
| Prime factorization | 21131 | 31 × 71 × 1011 |
| Prime factorization | 2113 | 3 × 7 × 101 |
| Divisors count | 2 | 8 |
| Divisors | 1, 2113 | 1, 3, 7, 21, 101, 303, 707, 2121 |
| Number of properties | 10 | 0 |
| Additive primes | 167th | |
| Centered square primes | 16th | |
| Left-truncatable primes | 63rd | |
| Long primes | 122nd | |
| Lucky primes | 73rd | |
| Primes | 319th | |
| Proth primes | 22nd | |
| Pythagorean primes | 154th | |
| Solinas primes | 60th | |
| Twin primes (2nd member) | 65th | |
| Roman numberals | MMCXIII | MMCXXI |
| Base 2 | 1000010000012 | 1000010010012 |
| Base 3 | 22200213 | 22201203 |
| Base 4 | 2010014 | 2010214 |
| Base 5 | 314235 | 314415 |
| Base 6 | 134416 | 134536 |
| Base 7 | 61067 | 61207 |
| Base 8 | 41018 | 41118 |
| Base 9 | 28079 | 28169 |
| Base 10 | 211310 | 212110 |
| Base 11 | 165111 | 165911 |
| Base 12 | 128112 | 128912 |
| Base 13 | c6713 | c7213 |
| Base 14 | aad14 | ab714 |
| Base 15 | 95d15 | 96615 |
| Base 16 | 84116 | 84916 |