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Q: How many prime numbers end with 9 from 1 to 200?

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None. A number that ends with 8 is even, that is, divisible by 2. ================================ To be prime a number must only be divisible by itself and 1 thus any number divisible by 2 can not be a prime number. Therefore the answer to your question is:- "There are no prime numbers between 20 and 200 that end with an 8".

Lots of prime numbers have zeros in them. 101, 103, 107 and 109 are all prime numbers. Prime numbers can't end in zero. Numbers that end in zero are multiples of ten and have too many factors to be prime numbers.

202, 212, 222, 232, 242, 252, 262, 272, 282, and 292 are the palindromic numbers between 200 and 300. NONE of them are prime, since they must all end in 2 they are even and so are divisible by 2, so they are not prime.

You end it when all the numbers are prime.

Two is the only prime number that ends in "2"

Other than 2, no prime numbers are even. So prime numbers can't end in even numbers. After 5, no prime number can end in 5. After 5, all prime numbers end in 1, 3, 7 or 9.

No.

No. If they end in 4, they are even numbers and divisible by 2, and therefore are not prime.

After 5, all prime numbers end with 1, 3, 7 or 9.

110

None. All numbers ending in zero can be divided by 2.

There are five of them.

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