Compare 27821 vs 27827
| Property | 27821 | 27827 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 431 × 6471 | 278271 |
| Prime factorization | 43 × 647 | 27827 |
| Divisors count | 4 | 2 |
| Divisors | 1, 43, 647, 27821 | 1, 27827 |
| Number of properties | 1 | 6 |
| Chen primes | 1479th | |
| Cousin primes (2nd member) | 444th | |
| Harmonic primes | 1131st | |
| Isolated primes | 2153rd | |
| Primes | 3040th | |
| Safe primes | 248th | |
| Semiprimes | 6943rd | |
| Roman numberals | ||
| Base 2 | 1101100101011012 | 1101100101100112 |
| Base 3 | 11020111023 | 11020111223 |
| Base 4 | 123022314 | 123023034 |
| Base 5 | 13422415 | 13423025 |
| Base 6 | 3324456 | 3324556 |
| Base 7 | 1440537 | 1440627 |
| Base 8 | 662558 | 662638 |
| Base 9 | 421429 | 421489 |
| Base 10 | 2782110 | 2782710 |
| Base 11 | 199a211 | 199a811 |
| Base 12 | 1412512 | 1412b12 |
| Base 13 | c88113 | c88713 |
| Base 14 | a1d314 | a1d914 |
| Base 15 | 839b15 | 83a215 |
| Base 16 | 6cad16 | 6cb316 |