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It is known that the product of two prime numbers is 178. These two prime numbers are () and ()
178=2×89
These two prime numbers are 2, 89
It is known that the product of two prime numbers a and B plus 7 is exactly the product of three different prime numbers
The three prime numbers are not more than 30, and the minimum value of a is obtained.
The minimum value of a is 5,
B is 7,
5*7+7=42=2*3*7
There are three prime numbers whose product is 1001. What are the three prime numbers?
1001 = 7 × 11 × 13. A: these three prime numbers are 7, 11 and 13
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