Compare 213281 vs 213283
| Property | 213281 | 213283 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 2132811 | 71 × 304691 |
| Prime factorization | 213281 | 7 × 30469 |
| Divisors count | 2 | 4 |
| Divisors | 1, 213281 | 1, 7, 30469, 213283 |
| Number of properties | 7 | 1 |
| Additive primes | 7710th | |
| Chen primes | 7963rd | |
| Isolated primes | 14520th | |
| Primes | 19071st | |
| Pythagorean primes | 9521st | |
| Semiprimes | 48076th | |
| Sexy primes (1st member) | 4526th | |
| Sophie germain primes | 2169th | |
| Roman numberals | ||
| Base 2 | 1101000001001000012 | 1101000001001000112 |
| Base 3 | 1012111200223 | 1012111201013 |
| Base 4 | 3100102014 | 3100102034 |
| Base 5 | 233111115 | 233111135 |
| Base 6 | 43232256 | 43232316 |
| Base 7 | 15455457 | 15455507 |
| Base 8 | 6404418 | 6404438 |
| Base 9 | 3545089 | 3545119 |
| Base 10 | 21328110 | 21328310 |
| Base 11 | 13627211 | 13627411 |
| Base 12 | a351512 | a351712 |
| Base 13 | 7610313 | 7610513 |
| Base 14 | 57a2514 | 57a2714 |
| Base 15 | 432db15 | 432dd15 |
| Base 16 | 3412116 | 3412316 |