0
NO!!!!
Other than '2' all prime numbers are odd numbers.
4,6,10 & 20 are all even so they are not prime numbers.
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Continue Learning about Basic Math
Is 20 a prime number?
No. Even numbers are never prime numbers. A prime number is a number that is only divisible by 1 and itself. Even numbers are always divisible by 2, so they are never prime.And 20 is also divisible by 4 and 5. Its factors are 1, 2, 4, 5, 10, and 20.
Is 3 or 4 a prime number?
3 is a prime number.4 is not a prime number. It is a composite number.
What 3 prime numbers multiply to equal 20?
60
Is 4 a prime number?
No, the number 4 is not a prime number because 2X2 = 4.A prime number is a number that can only be divided into 1 and itself.No.
Why is 4 not a prime number?
The number 4 is not a prime number, because it is divisible by 2.
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