Compare 1187 vs 1197
| Property | 1187 | 1197 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 4 |
| Prime factorization | 11871 | 32 × 71 × 191 |
| Prime factorization | 1187 | 3 × 3 × 7 × 19 |
| Divisors count | 2 | 12 |
| Divisors | 1, 1187 | 1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197 |
| Number of properties | 8 | 0 |
| Additive primes | 105th | |
| Chen primes | 128th | |
| Isolated primes | 114th | |
| Primes | 195th | |
| Safe primes | 27th | |
| Sexy primes (1st member) | 85th | |
| Sexy primes (2nd member) | 84th | |
| Sexy prime triplets (2nd member) | 32nd | |
| Roman numberals | MCLXXXVII | MCXCVII |
| Base 2 | 100101000112 | 100101011012 |
| Base 3 | 11212223 | 11221003 |
| Base 4 | 1022034 | 1022314 |
| Base 5 | 142225 | 142425 |
| Base 6 | 52556 | 53136 |
| Base 7 | 33147 | 33307 |
| Base 8 | 22438 | 22558 |
| Base 9 | 15589 | 15709 |
| Base 10 | 118710 | 119710 |
| Base 11 | 98a11 | 99911 |
| Base 12 | 82b12 | 83912 |
| Base 13 | 70413 | 71113 |
| Base 14 | 60b14 | 61714 |
| Base 15 | 54215 | 54c15 |
| Base 16 | 4a316 | 4ad16 |