Compare 1548 vs 1549
| Property | 1548 | 1549 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 5 | 1 |
| Prime factorization | 22 × 32 × 431 | 15491 |
| Prime factorization | 2 × 2 × 3 × 3 × 43 | 1549 |
| Divisors count | 18 | 2 |
| Divisors | 1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 258, 387, 516, 774, 1548 | 1, 1549 |
| Number of properties | 0 | 7 |
| Additive primes | 133rd | |
| Cousin primes (1st member) | 54th | |
| Isolated primes | 145th | |
| Long primes | 93rd | |
| Primes | 244th | |
| Pythagorean primes | 117th | |
| Sexy primes (2nd member) | 106th | |
| Roman numberals | MDXLVIII | MDXLIX |
| Base 2 | 110000011002 | 110000011012 |
| Base 3 | 20101003 | 20101013 |
| Base 4 | 1200304 | 1200314 |
| Base 5 | 221435 | 221445 |
| Base 6 | 111006 | 111016 |
| Base 7 | 43417 | 43427 |
| Base 8 | 30148 | 30158 |
| Base 9 | 21109 | 21119 |
| Base 10 | 154810 | 154910 |
| Base 11 | 118811 | 118911 |
| Base 12 | a9012 | a9112 |
| Base 13 | 92113 | 92213 |
| Base 14 | 7c814 | 7c914 |
| Base 15 | 6d315 | 6d415 |
| Base 16 | 60c16 | 60d16 |