Compare 947 vs 956
| Property | 947 | 956 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 2 |
| Total factors | 1 | 3 |
| Prime factorization | 9471 | 22 × 2391 |
| Prime factorization | 947 | 2 × 2 × 239 |
| Divisors count | 2 | 6 |
| Divisors | 1, 947 | 1, 2, 4, 239, 478, 956 |
| Number of properties | 7 | 0 |
| Chen primes | 110th | |
| Isolated primes | 92nd | |
| Left-truncatable primes | 50th | |
| Primes | 161st | |
| Sexy primes (1st member) | 71st | |
| Sexy primes (2nd member) | 70th | |
| Sexy prime triplets (2nd member) | 27th | |
| Roman numberals | CMXLVII | CMLVI |
| Base 2 | 11101100112 | 11101111002 |
| Base 3 | 10220023 | 10221023 |
| Base 4 | 323034 | 323304 |
| Base 5 | 122425 | 123115 |
| Base 6 | 42156 | 42326 |
| Base 7 | 25227 | 25347 |
| Base 8 | 16638 | 16748 |
| Base 9 | 12629 | 12729 |
| Base 10 | 94710 | 95610 |
| Base 11 | 79111 | 79a11 |
| Base 12 | 66b12 | 67812 |
| Base 13 | 57b13 | 58713 |
| Base 14 | 4b914 | 4c414 |
| Base 15 | 43215 | 43b15 |
| Base 16 | 3b316 | 3bc16 |