Compare 21871 vs 22013
| Property | 21871 | 22013 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 218711 | 220131 |
| Prime factorization | 21871 | 22013 |
| Divisors count | 2 | 2 |
| Divisors | 1, 21871 | 1, 22013 |
| Number of properties | 3 | 4 |
| Additive primes | 1135th | |
| Isolated primes | 1711th | 1723rd |
| Primes | 2454th | 2466th |
| Pythagorean primes | 1224th | |
| Sophie germain primes | 355th | |
| Roman numberals | ||
| Base 2 | 1010101011011112 | 1010101111111012 |
| Base 3 | 10100000013 | 10100120223 |
| Base 4 | 111112334 | 111133314 |
| Base 5 | 11444415 | 12010235 |
| Base 6 | 2451316 | 2455256 |
| Base 7 | 1205237 | 1211157 |
| Base 8 | 525578 | 527758 |
| Base 9 | 330019 | 331689 |
| Base 10 | 2187110 | 2201310 |
| Base 11 | 1548311 | 155a211 |
| Base 12 | 107a712 | 108a512 |
| Base 13 | 9c5513 | a03413 |
| Base 14 | 7d8314 | 804514 |
| Base 15 | 673115 | 67c815 |
| Base 16 | 556f16 | 55fd16 |