Compare 47 vs 223
| Property | 47 | 223 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 471 | 2231 |
| Prime factorization | 47 | 223 |
| Divisors count | 2 | 2 |
| Divisors | 1, 47 | 1, 223 |
| Number of properties | 21 | 13 |
| Additive primes | 10th | 28th |
| Carol primes | 2nd | 3rd |
| Chen primes | 14th | |
| Class 1+ primes | 9th | |
| Cousin primes (1st member) | 15th | |
| Cousin primes (2nd member) | 6th | |
| Good primes | 17th | |
| Harmonic primes | 17th | |
| Isolated primes | 4th | 19th |
| Left-truncatable primes | 10th | 21st |
| Long primes | 6th | 18th |
| Lucas primes | 6th | |
| Lucky primes | 15th | |
| Pierpont primes of the 2nd kind | 9th | |
| Primes | 15th | 48th |
| Prime triplets (1st member) | 15th | |
| Prime triplets (3rd member) | 7th | |
| Safe primes | 5th | |
| Sexy primes (1st member) | 10th | 27th |
| Sexy primes (2nd member) | 9th | |
| Sexy prime quadrupletss (2nd member) | 3rd | |
| Sexy prime triplets (1st member) | 7th | |
| Sexy prime triplets (2nd member) | 6th | |
| Solinas primes | 13th | 27th |
| Thabit primes | 5th | |
| Ulam primes | 5th | |
| Roman numberals | XLVII | CCXXIII |
| Base 2 | 1011112 | 110111112 |
| Base 3 | 12023 | 220213 |
| Base 4 | 2334 | 31334 |
| Base 5 | 1425 | 13435 |
| Base 6 | 1156 | 10116 |
| Base 7 | 657 | 4367 |
| Base 8 | 578 | 3378 |
| Base 9 | 529 | 2679 |
| Base 10 | 4710 | 22310 |
| Base 11 | 4311 | 19311 |
| Base 12 | 3b12 | 16712 |
| Base 13 | 3813 | 14213 |
| Base 14 | 3514 | 11d14 |
| Base 15 | 3215 | ed15 |
| Base 16 | 2f16 | df16 |