Compare 1151 vs 1161
| Property | 1151 | 1161 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 2 |
| Total factors | 1 | 4 |
| Prime factorization | 11511 | 33 × 431 |
| Prime factorization | 1151 | 3 × 3 × 3 × 43 |
| Divisors count | 2 | 8 |
| Divisors | 1, 1151 | 1, 3, 9, 27, 43, 129, 387, 1161 |
| Number of properties | 10 | 0 |
| Chen primes | 126th | |
| Class 1+ primes | 20th | |
| Emirps | 47th | |
| Good primes | 48th | |
| Happy primes | 40th | |
| Multiplicative primes | 15th | |
| Pierpont primes of the 2nd kind | 20th | |
| Primes | 190th | |
| Solinas primes | 51st | |
| Twin primes (1st member) | 41st | |
| Roman numberals | MCLI | MCLXI |
| Base 2 | 100011111112 | 100100010012 |
| Base 3 | 11201223 | 11210003 |
| Base 4 | 1013334 | 1020214 |
| Base 5 | 141015 | 141215 |
| Base 6 | 51556 | 52136 |
| Base 7 | 32337 | 32467 |
| Base 8 | 21778 | 22118 |
| Base 9 | 15189 | 15309 |
| Base 10 | 115110 | 116110 |
| Base 11 | 95711 | 96611 |
| Base 12 | 7bb12 | 80912 |
| Base 13 | 6a713 | 6b413 |
| Base 14 | 5c314 | 5cd14 |
| Base 15 | 51b15 | 52615 |
| Base 16 | 47f16 | 48916 |