A book called The Penguin Dictionary of Curious and Interesting Numbers by David Wells (1986) contains fascinating numbers and their properties. One of which is the only 3-digit numbers that are prime and all rearrangements of their digit are also prime are 113,119, and 337. Find the 2-digit numbers that also have this property.

asked by Kris

16 years ago

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1 answer

11 - 11
13 - 31
17 - 71
19 - 91
37 - 73
I am getting bored, you keep going

answered by Damon

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Question

A book called The Penguin Dictionary of Curious and Interesting Numbers by David Wells (1986) contains fascinating numbers and their properties. One of which is the only 3-digit numbers that are prime and all rearrangements of their digit are also prime are 113,119, and 337. Find the 2-digit numbers that also have this property.

1 answer

11 - 11
13 - 31
17 - 71
19 - 91
37 - 73
I am getting bored, you keep going

Ask a New Question or answer this question.

Damon · Answer

11 - 11 13 - 31 17 - 71 19 - 91 37 - 73 I am getting bored, you keep going