Compare 828 vs 829
| Property | 828 | 829 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 5 | 1 |
| Prime factorization | 22 × 32 × 231 | 8291 |
| Prime factorization | 2 × 2 × 3 × 3 × 23 | 829 |
| Divisors count | 18 | 2 |
| Divisors | 1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 207, 276, 414, 828 | 1, 829 |
| Number of properties | 0 | 9 |
| Additive primes | 78th | |
| Centered triangular primes | 8th | |
| Chen primes | 99th | |
| Primes | 145th | |
| Prime quadruplets (4th member) | 5th | |
| Prime triplets (3rd member) | 26th | |
| Pythagorean primes | 70th | |
| Sexy primes (2nd member) | 65th | |
| Twin primes (2nd member) | 33rd | |
| Roman numberals | DCCCXXVIII | DCCCXXIX |
| Base 2 | 11001111002 | 11001111012 |
| Base 3 | 10102003 | 10102013 |
| Base 4 | 303304 | 303314 |
| Base 5 | 113035 | 113045 |
| Base 6 | 35006 | 35016 |
| Base 7 | 22627 | 22637 |
| Base 8 | 14748 | 14758 |
| Base 9 | 11209 | 11219 |
| Base 10 | 82810 | 82910 |
| Base 11 | 69311 | 69411 |
| Base 12 | 59012 | 59112 |
| Base 13 | 4b913 | 4ba13 |
| Base 14 | 43214 | 43314 |
| Base 15 | 3a315 | 3a415 |
| Base 16 | 33c16 | 33d16 |