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5 and 2 are the only prime numbers that end in a 5 or 2. A prime number is by definition only divisible by 1 and itself, and all other whole numbers ending in 5 or 2 are divisible by 5 or 2, respectively. Numbers that are not whole numbers cannot be prime.

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โˆ™ 2014-10-14 16:37:51
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Q: What prime numbers end in a 5 or 2?
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Related questions

What prime numbers end in a 2 or 5?

2 and 5 are the only prime numbers that end in 2 or 5.


Why are 5 and 2 the only prime numbers that end in a 5 or a 2?

All numbers larger than 5 which end in 5 are divisible by 5 and so are not prime. All numbers larger than 2 which end in 2 are divisible by 2 and so are not prime.


What number's cant a prime number end in why?

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.


2 prime numbers are the only prime numbers that end with 2 and 5?

Two and five!


What are the only prime numbers that end in 2 and 5?

2 and 5


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Just 2 and 5


Which are the only prime numbers that end with 2 or 5?

2 and 5 are the only prime numbers that ends with 2 or 5.


What is the only prime numbers that end with 2 and 5?

There are two: 2 and 5.


What are all prime numbers?

There are an infinite amount of prime numbers, as numbers never end. Prime numbers are numbers that are only divisible by 1 and itself. For example, 2, 3, 5, 53, and 97 are prime numbers.


How can you tell that 32 and 95 are not prime numbers?

32 is not a prime because 2 is a factor of all even numbers. 95 is not a prime because all numbers greater than 5 that end in a 5 or 0 are composite numbers.


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The only prime number ending in a 2 or 5 is the number two itself. All others are composite.


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2 and 5 are the only ones, so one each.


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120 = 2*2*2*3*5, so there is 5 prime numbers, no 2 prime numbers


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The prime numbers of 100 are: 2, 2, 5 and 5


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


Why can prime number never end in 0 2 4 5 6 or 8?

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Is 45 prime or composye?

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The prime numbers less than 10 are 2, 3, 5, and 7.


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What is the greatest prime number that is the sum of 2 prime numbers and is the difference of 2 prime numbers?

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