Compare 947 vs 977
| Property | 947 | 977 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 9471 | 9771 |
| Prime factorization | 947 | 977 |
| Divisors count | 2 | 2 |
| Divisors | 1, 947 | 1, 977 |
| Number of properties | 7 | 10 |
| Additive primes | 88th | |
| Chen primes | 110th | 113th |
| Harmonic primes | 60th | |
| Isolated primes | 92nd | 96th |
| Left-truncatable primes | 50th | |
| Long primes | 59th | |
| Primes | 161st | 165th |
| Pythagorean primes | 79th | |
| Sexy primes (1st member) | 71st | 73rd |
| Sexy primes (2nd member) | 70th | 72nd |
| Sexy prime triplets (2nd member) | 27th | 28th |
| Roman numberals | CMXLVII | CMLXXVII |
| Base 2 | 11101100112 | 11110100012 |
| Base 3 | 10220023 | 11000123 |
| Base 4 | 323034 | 331014 |
| Base 5 | 122425 | 124025 |
| Base 6 | 42156 | 43056 |
| Base 7 | 25227 | 25647 |
| Base 8 | 16638 | 17218 |
| Base 9 | 12629 | 13059 |
| Base 10 | 94710 | 97710 |
| Base 11 | 79111 | 80911 |
| Base 12 | 66b12 | 69512 |
| Base 13 | 57b13 | 5a213 |
| Base 14 | 4b914 | 4db14 |
| Base 15 | 43215 | 45215 |
| Base 16 | 3b316 | 3d116 |