Compare 1373 vs 1549
| Property | 1373 | 1549 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 13731 | 15491 |
| Prime factorization | 1373 | 1549 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1373 | 1, 1549 |
| Number of properties | 7 | 7 |
| Additive primes | 133rd | |
| Cousin primes (1st member) | 54th | |
| Happy primes | 43rd | |
| Isolated primes | 129th | 145th |
| Left-truncatable primes | 58th | |
| Long primes | 93rd | |
| Primes | 220th | 244th |
| Pythagorean primes | 108th | 117th |
| Sexy primes (2nd member) | 96th | 106th |
| Sexy prime triplets (3rd member) | 36th | |
| Roman numberals | MCCCLXXIII | MDXLIX |
| Base 2 | 101010111012 | 110000011012 |
| Base 3 | 12122123 | 20101013 |
| Base 4 | 1111314 | 1200314 |
| Base 5 | 204435 | 221445 |
| Base 6 | 102056 | 111016 |
| Base 7 | 40017 | 43427 |
| Base 8 | 25358 | 30158 |
| Base 9 | 17859 | 21119 |
| Base 10 | 137310 | 154910 |
| Base 11 | 103911 | 118911 |
| Base 12 | 96512 | a9112 |
| Base 13 | 81813 | 92213 |
| Base 14 | 70114 | 7c914 |
| Base 15 | 61815 | 6d415 |
| Base 16 | 55d16 | 60d16 |