Compare 273 vs 281
| Property | 273 | 281 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 31 × 71 × 131 | 2811 |
| Prime factorization | 3 × 7 × 13 | 281 |
| Divisors count | 8 | 2 |
| Divisors | 1, 3, 7, 13, 21, 39, 91, 273 | 1, 281 |
| Number of properties | 0 | 10 |
| Additive primes | 34th | |
| Centered decagonal primes | 7th | |
| Chen primes | 45th | |
| Cousin primes (2nd member) | 17th | |
| Harmonic primes | 23rd | |
| Primes | 60th | |
| Prime triplets (2nd member) | 17th | |
| Pythagorean primes | 28th | |
| Sophie germain primes | 19th | |
| Twin primes (1st member) | 19th | |
| Roman numberals | CCLXXIII | CCLXXXI |
| Base 2 | 1000100012 | 1000110012 |
| Base 3 | 1010103 | 1011023 |
| Base 4 | 101014 | 101214 |
| Base 5 | 20435 | 21115 |
| Base 6 | 11336 | 11456 |
| Base 7 | 5407 | 5517 |
| Base 8 | 4218 | 4318 |
| Base 9 | 3339 | 3429 |
| Base 10 | 27310 | 28110 |
| Base 11 | 22911 | 23611 |
| Base 12 | 1a912 | 1b512 |
| Base 13 | 18013 | 18813 |
| Base 14 | 15714 | 16114 |
| Base 15 | 13315 | 13b15 |
| Base 16 | 11116 | 11916 |