Posted by **Ashley** on Saturday, January 26, 2008 at 10:12pm.

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

prime numbers?

- Calculus -
**bobpursley**, Saturday, January 26, 2008 at 10:26pm
I will be happy to critique your thinking.

- Calculus -
**Ash**, Sunday, January 27, 2008 at 8:04pm
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 -
**Ash**, Sunday, January 27, 2008 at 6:44pm
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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