Compare 42943 vs 42947
Property | 42943 | 42947 |
---|---|---|
Type | prime | semiprime |
Unique factors | 1 | 2 |
Total factors | 1 | 2 |
Prime factorization | 429431 | 671 × 6411 |
Prime factorization | 42943 | 67 × 641 |
Divisors count | 2 | 4 |
Divisors | 1, 42943 | 1, 67, 641, 42947 |
Number of properties | 4 | 1 |
Isolated primes | 3244th | |
Long primes | 1688th | |
Primes | 4489th | |
Semiprimes | 10448th | |
Sexy primes (2nd member) | 1274th | |
Roman numberals | ||
Base 2 | 10100111101111112 | 10100111110000112 |
Base 3 | 20112201113 | 20112201223 |
Base 4 | 221323334 | 221330034 |
Base 5 | 23332335 | 23332425 |
Base 6 | 5304516 | 5304556 |
Base 7 | 2361257 | 2361327 |
Base 8 | 1236778 | 1237038 |
Base 9 | 648149 | 648189 |
Base 10 | 4294310 | 4294710 |
Base 11 | 2a29a11 | 2a2a311 |
Base 12 | 20a2712 | 20a2b12 |
Base 13 | 1671413 | 1671813 |
Base 14 | 1191514 | 1191914 |
Base 15 | cacd15 | cad215 |
Base 16 | a7bf16 | a7c316 |