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Q: What is a number that is palindromic 2 digit number not prime 2 less then prime and is not a multiple of 3?

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The only 2-didgit palindromic prime is 11.

Aside from single digit primes, the first ten palindromic prime numbers are: 11 101 131 151 181 191 313 353 373 383 727

One two digit number that is not prime and is not a multiple of 2, 3, or 5 is 49. Another such number is 91.

A palindromic number is the same forwards as backwards. In the case of a two-digit number, that means the two digits are the same: 11, 22, 33, 44, 55, 66, 77, 88, and 99. The only one that is prime is 11, since the others are all multiples of 11.

No two digit prime number exists that is a multiple of 7. All two digit numbers that are multiples of 7 are compositenumbers.

A prime number cannot be a multiple of seven. You might be looking for 59.

9 isn't prime, but one three-digit multiple of 18 is 108.

Yes that is correct

Yes, they are.

Since 5 is a prime number, then any number, which is not a multiple of 5, is relatively prime with the number 5. You can determine if a number is a multiple of 5, by looking at the ones place digit. If it is a 0 or 5, and the number itself is not zero, then the number is a multiple of 5.

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