Compare 523 vs 525
| Property | 523 | 525 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 4 |
| Prime factorization | 5231 | 31 × 52 × 71 |
| Prime factorization | 523 | 3 × 5 × 5 × 7 |
| Divisors count | 2 | 12 |
| Divisors | 1, 523 | 1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 525 |
| Number of properties | 3 | 0 |
| Left-truncatable primes | 34th | |
| Primes | 99th | |
| Twin primes (2nd member) | 25th | |
| Roman numberals | DXXIII | DXXV |
| Base 2 | 10000010112 | 10000011012 |
| Base 3 | 2011013 | 2011103 |
| Base 4 | 200234 | 200314 |
| Base 5 | 40435 | 41005 |
| Base 6 | 22316 | 22336 |
| Base 7 | 13457 | 13507 |
| Base 8 | 10138 | 10158 |
| Base 9 | 6419 | 6439 |
| Base 10 | 52310 | 52510 |
| Base 11 | 43611 | 43811 |
| Base 12 | 37712 | 37912 |
| Base 13 | 31313 | 31513 |
| Base 14 | 29514 | 29714 |
| Base 15 | 24d15 | 25015 |
| Base 16 | 20b16 | 20d16 |