Compare 225781 vs 225787
Property | 225781 | 225787 |
---|---|---|
Type | prime | semiprime |
Unique factors | 1 | 2 |
Total factors | 1 | 2 |
Prime factorization | 2257811 | 411 × 55071 |
Prime factorization | 225781 | 41 × 5507 |
Divisors count | 2 | 4 |
Divisors | 1, 225781 | 1, 41, 5507, 225787 |
Number of properties | 3 | 1 |
Centered decagonal primes | 93rd | |
Primes | 20088th | |
Semiprimes | 50750th | |
Twin primes (2nd member) | 2385th | |
Roman numberals | ||
Base 2 | 1101110001111101012 | 1101110001111110112 |
Base 3 | 1021102010213 | 1021102011113 |
Base 4 | 3130133114 | 3130133234 |
Base 5 | 242111115 | 242111225 |
Base 6 | 45011416 | 45011516 |
Base 7 | 16301537 | 16301627 |
Base 8 | 6707658 | 6707738 |
Base 9 | 3736379 | 3736449 |
Base 10 | 22578110 | 22578710 |
Base 11 | 1446a611 | 14470111 |
Base 12 | aa7b112 | aa7b712 |
Base 13 | 7b9ca13 | 7ba0313 |
Base 14 | 5c3d314 | 5c3d914 |
Base 15 | 46d7115 | 46d7715 |
Base 16 | 371f516 | 371fb16 |