Compare 225781 vs 225791
| Property | 225781 | 225791 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 2257811 | 231 × 98171 |
| Prime factorization | 225781 | 23 × 9817 |
| Divisors count | 2 | 4 |
| Divisors | 1, 225781 | 1, 23, 9817, 225791 |
| Number of properties | 3 | 1 |
| Centered decagonal primes | 93rd | |
| Primes | 20088th | |
| Semiprimes | 50751st | |
| Twin primes (2nd member) | 2385th | |
| Roman numberals | ||
| Base 2 | 1101110001111101012 | 1101110001111111112 |
| Base 3 | 1021102010213 | 1021102011223 |
| Base 4 | 3130133114 | 3130133334 |
| Base 5 | 242111115 | 242111315 |
| Base 6 | 45011416 | 45011556 |
| Base 7 | 16301537 | 16301667 |
| Base 8 | 6707658 | 6707778 |
| Base 9 | 3736379 | 3736489 |
| Base 10 | 22578110 | 22579110 |
| Base 11 | 1446a611 | 14470511 |
| Base 12 | aa7b112 | aa7bb12 |
| Base 13 | 7b9ca13 | 7ba0713 |
| Base 14 | 5c3d314 | 5c3dd14 |
| Base 15 | 46d7115 | 46d7b15 |
| Base 16 | 371f516 | 371ff16 |