Compare 20101 vs 21157
| Property | 20101 | 21157 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 201011 | 211571 |
| Prime factorization | 20101 | 21157 |
| Divisors count | 2 | 2 |
| Divisors | 1, 20101 | 1, 21157 |
| Number of properties | 8 | 5 |
| Chen primes | 1117th | |
| Isolated primes | 1587th | 1659th |
| Long primes | 869th | |
| Lucky primes | 370th | |
| Primes | 2272nd | 2378th |
| Pythagorean primes | 1129th | 1181st |
| Sexy primes (1st member) | 695th | 720th |
| Sexy prime triplets (1st member) | 191st | 197th |
| Roman numberals | ||
| Base 2 | 1001110100001012 | 1010010101001012 |
| Base 3 | 10001201113 | 10020001213 |
| Base 4 | 103220114 | 110222114 |
| Base 5 | 11204015 | 11341125 |
| Base 6 | 2330216 | 2415416 |
| Base 7 | 1124147 | 1154537 |
| Base 8 | 472058 | 512458 |
| Base 9 | 305149 | 320179 |
| Base 10 | 2010110 | 2115710 |
| Base 11 | 1411411 | 1499411 |
| Base 12 | b77112 | 102b112 |
| Base 13 | 91c313 | 982613 |
| Base 14 | 747b14 | 79d314 |
| Base 15 | 5e5115 | 640715 |
| Base 16 | 4e8516 | 52a516 |