Calculus
posted by Ashley .
What is the largest two digit prime number whose digits are both
prime numbers?

I will be happy to critique your thinking.

well i know it has to begin and end with a 1,3,4,5, or 7.but i dnt know at to do after

well i know it has to begin and end with a 1,3,4,5, or 7.but i dnt know at to do after...

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