Question

four prime numbers are in the ascending order. Product of first three numbers is 455 and product of the last three numbers is 1729. fond the largest prime number of them.​

Answer 1

SOLUTION

GIVEN

Four prime numbers are in the ascending order. Product of first three numbers is 455 and product of the last three numbers is 1729.

TO DETERMINE

The largest prime number of them.

EVALUATION

Here it is given that Four prime numbers are in the ascending order. Product of first three numbers is 455 and product of the last three numbers is 1729

$455 = 5 \times 7 \times 13$

$1729 = 7 \times 13 \times 19$

So the four prime numbers are 5 , 7 , 13 , 19

Hence the largest prime number of them = 19

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