Compare 977 vs 978
| Property | 977 | 978 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 3 |
| Prime factorization | 9771 | 21 × 31 × 1631 |
| Prime factorization | 977 | 2 × 3 × 163 |
| Divisors count | 2 | 8 |
| Divisors | 1, 977 | 1, 2, 3, 6, 163, 326, 489, 978 |
| Number of properties | 10 | 0 |
| Additive primes | 88th | |
| Chen primes | 113th | |
| Harmonic primes | 60th | |
| Isolated primes | 96th | |
| Long primes | 59th | |
| Primes | 165th | |
| Pythagorean primes | 79th | |
| Sexy primes (1st member) | 73rd | |
| Sexy primes (2nd member) | 72nd | |
| Sexy prime triplets (2nd member) | 28th | |
| Roman numberals | CMLXXVII | CMLXXVIII |
| Base 2 | 11110100012 | 11110100102 |
| Base 3 | 11000123 | 11000203 |
| Base 4 | 331014 | 331024 |
| Base 5 | 124025 | 124035 |
| Base 6 | 43056 | 43106 |
| Base 7 | 25647 | 25657 |
| Base 8 | 17218 | 17228 |
| Base 9 | 13059 | 13069 |
| Base 10 | 97710 | 97810 |
| Base 11 | 80911 | 80a11 |
| Base 12 | 69512 | 69612 |
| Base 13 | 5a213 | 5a313 |
| Base 14 | 4db14 | 4dc14 |
| Base 15 | 45215 | 45315 |
| Base 16 | 3d116 | 3d216 |