# Calculus

posted by .

What is the largest two digit prime number whose digits are both
prime numbers?

• Calculus -

I will be happy to critique your thinking.

• Calculus -

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

• Calculus -

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...

• Calculus -

77

• Calculus -

11

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