Compare 281 vs 288
| Property | 281 | 288 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 2 |
| Total factors | 1 | 7 |
| Prime factorization | 2811 | 25 × 32 |
| Prime factorization | 281 | 2 × 2 × 2 × 2 × 2 × 3 × 3 |
| Divisors count | 2 | 18 |
| Divisors | 1, 281 | 1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288 |
| Number of properties | 10 | 0 |
| 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 | CCLXXXI | CCLXXXVIII |
| Base 2 | 1000110012 | 1001000002 |
| Base 3 | 1011023 | 1012003 |
| Base 4 | 101214 | 102004 |
| Base 5 | 21115 | 21235 |
| Base 6 | 11456 | 12006 |
| Base 7 | 5517 | 5617 |
| Base 8 | 4318 | 4408 |
| Base 9 | 3429 | 3509 |
| Base 10 | 28110 | 28810 |
| Base 11 | 23611 | 24211 |
| Base 12 | 1b512 | 20012 |
| Base 13 | 18813 | 19213 |
| Base 14 | 16114 | 16814 |
| Base 15 | 13b15 | 14315 |
| Base 16 | 11916 | 12016 |