Compare 823 vs 830
| Property | 823 | 830 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 3 |
| Prime factorization | 8231 | 21 × 51 × 831 |
| Prime factorization | 823 | 2 × 5 × 83 |
| Divisors count | 2 | 8 |
| Divisors | 1, 823 | 1, 2, 5, 10, 83, 166, 415, 830 |
| Number of properties | 11 | 0 |
| Additive primes | 76th | |
| Cousin primes (1st member) | 34th | |
| Left-truncatable primes | 46th | |
| Long primes | 51st | |
| Lucky primes | 39th | |
| Primes | 143rd | |
| Prime quadruplets (2nd member) | 5th | |
| Prime triplets (1st member) | 26th | |
| Prime triplets (2nd member) | 25th | |
| Sexy primes (1st member) | 65th | |
| Twin primes (2nd member) | 32nd | |
| Roman numberals | DCCCXXIII | DCCCXXX |
| Base 2 | 11001101112 | 11001111102 |
| Base 3 | 10101113 | 10102023 |
| Base 4 | 303134 | 303324 |
| Base 5 | 112435 | 113105 |
| Base 6 | 34516 | 35026 |
| Base 7 | 22547 | 22647 |
| Base 8 | 14678 | 14768 |
| Base 9 | 11149 | 11229 |
| Base 10 | 82310 | 83010 |
| Base 11 | 68911 | 69511 |
| Base 12 | 58712 | 59212 |
| Base 13 | 4b413 | 4bb13 |
| Base 14 | 42b14 | 43414 |
| Base 15 | 39d15 | 3a515 |
| Base 16 | 33716 | 33e16 |