Compare 853 vs 1423
| Property | 853 | 1423 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 8531 | 14231 |
| Prime factorization | 853 | 1423 |
| Divisors count | 2 | 2 |
| Divisors | 1, 853 | 1, 1423 |
| Number of properties | 9 | 6 |
| Cousin primes (1st member) | 35th | 49th |
| Good primes | 41st | 53rd |
| Harmonic primes | 55th | |
| Isolated primes | 82nd | 133rd |
| Left-truncatable primes | 47th | |
| Primes | 147th | 224th |
| Prime triplets (1st member) | 27th | 36th |
| Pythagorean primes | 71st | |
| Sexy primes (1st member) | 66th | 97th |
| Roman numberals | DCCCLIII | MCDXXIII |
| Base 2 | 11010101012 | 101100011112 |
| Base 3 | 10111213 | 12212013 |
| Base 4 | 311114 | 1120334 |
| Base 5 | 114035 | 211435 |
| Base 6 | 35416 | 103316 |
| Base 7 | 23267 | 41027 |
| Base 8 | 15258 | 26178 |
| Base 9 | 11479 | 18519 |
| Base 10 | 85310 | 142310 |
| Base 11 | 70611 | 108411 |
| Base 12 | 5b112 | 9a712 |
| Base 13 | 50813 | 85613 |
| Base 14 | 44d14 | 73914 |
| Base 15 | 3bd15 | 64d15 |
| Base 16 | 35516 | 58f16 |