Compare 421 vs 2113
| Property | 421 | 2113 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 4211 | 21131 |
| Prime factorization | 421 | 2113 |
| Divisors count | 2 | 2 |
| Divisors | 1, 421 | 1, 2113 |
| Number of properties | 6 | 10 |
| Additive primes | 48th | 167th |
| Centered square primes | 8th | 16th |
| Left-truncatable primes | 63rd | |
| Long primes | 122nd | |
| Lucky primes | 23rd | 73rd |
| Primes | 82nd | 319th |
| Proth primes | 22nd | |
| Pythagorean primes | 40th | 154th |
| Solinas primes | 60th | |
| Twin primes (2nd member) | 22nd | 65th |
| Roman numberals | CDXXI | MMCXIII |
| Base 2 | 1101001012 | 1000010000012 |
| Base 3 | 1201213 | 22200213 |
| Base 4 | 122114 | 2010014 |
| Base 5 | 31415 | 314235 |
| Base 6 | 15416 | 134416 |
| Base 7 | 11417 | 61067 |
| Base 8 | 6458 | 41018 |
| Base 9 | 5179 | 28079 |
| Base 10 | 42110 | 211310 |
| Base 11 | 35311 | 165111 |
| Base 12 | 2b112 | 128112 |
| Base 13 | 26513 | c6713 |
| Base 14 | 22114 | aad14 |
| Base 15 | 1d115 | 95d15 |
| Base 16 | 1a516 | 84116 |