Compare 21031 vs 21101
| Property | 21031 | 21101 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 210311 | 211011 |
| Prime factorization | 21031 | 21101 |
| Divisors count | 2 | 2 |
| Divisors | 1, 21031 | 1, 21101 |
| Number of properties | 3 | 8 |
| Additive primes | 1098th | 1100th |
| Chen primes | 1166th | |
| Happy primes | 392nd | |
| Isolated primes | 1650th | 1653rd |
| Long primes | 902nd | |
| Primes | 2367th | 2372nd |
| Pythagorean primes | 1178th | |
| Sexy primes (1st member) | 718th | |
| Roman numberals | ||
| Base 2 | 1010010001001112 | 1010010011011012 |
| Base 3 | 10012112213 | 10012211123 |
| Base 4 | 110202134 | 110212314 |
| Base 5 | 11331115 | 11334015 |
| Base 6 | 2412116 | 2414056 |
| Base 7 | 1152137 | 1153437 |
| Base 8 | 510478 | 511558 |
| Base 9 | 317579 | 318459 |
| Base 10 | 2103110 | 2110110 |
| Base 11 | 1488a11 | 1494311 |
| Base 12 | 1020712 | 1026512 |
| Base 13 | 975a13 | 97b213 |
| Base 14 | 794314 | 799314 |
| Base 15 | 637115 | 63bb15 |
| Base 16 | 522716 | 526d16 |