can you write a number puzzle that...?

1 ⤊

can you write a number puzzle that...?

-has exactly three clues,
-has one and only one answer, and
-includes the following words: factor and prime number

2007-08-12 09:17:14 · 3 answers · asked by Anonymous in Science & Mathematics ➔ Mathematics

and what is the answer

2007-08-12 10:35:18 · update #1

3 answers

Ok, what is my number given these clues?

1) It is a two digit prime.

2) Twice the number plus one has eleven as a factor.

3) The digits of the number in reverse order also form a prime.

Edit to add answer - 71

2007-08-12 09:55:45 · answer #1 · answered by tringyokel 6 · 1⤊ 0⤋

Why is 12^34 not divisible by 28?

*edit*
71 is the answer the tringyokel's question

2007-08-12 09:23:36 · answer #2 · answered by Dr D 7 · 0⤊ 0⤋

huh?

2007-08-12 09:24:22 · answer #3 · answered by AB ♥ 2 · 0⤊ 0⤋