Compare 213977 vs 213985
| Property | 213977 | 213985 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 2139771 | 51 × 427971 |
| Prime factorization | 213977 | 5 × 42797 |
| Divisors count | 2 | 4 |
| Divisors | 1, 213977 | 1, 5, 42797, 213985 |
| Number of properties | 7 | 1 |
| Additive primes | 7738th | |
| Cousin primes (2nd member) | 2262nd | |
| Happy primes | 2907th | |
| Isolated primes | 14567th | |
| Long primes | 7153rd | |
| Primes | 19126th | |
| Pythagorean primes | 9550th | |
| Semiprimes | 48239th | |
| Roman numberals | ||
| Base 2 | 1101000011110110012 | 1101000011111000012 |
| Base 3 | 1012121120023 | 1012121121013 |
| Base 4 | 3100331214 | 3100332014 |
| Base 5 | 233214025 | 233214205 |
| Base 6 | 43303456 | 43304016 |
| Base 7 | 15505617 | 15506027 |
| Base 8 | 6417318 | 6417418 |
| Base 9 | 3554629 | 3554719 |
| Base 10 | 21397710 | 21398510 |
| Base 11 | 13684511 | 13685211 |
| Base 12 | a39b512 | a3a0112 |
| Base 13 | 7651a13 | 7652513 |
| Base 14 | 57da114 | 57da914 |
| Base 15 | 4360215 | 4360a15 |
| Base 16 | 343d916 | 343e116 |