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57 is not a Prime number as 3 factors into 57 19 times.
As a side note, some schools may teach that 1 is a prime number but it is not, by definition a number is only considered to be prime if it is divisible by two integers, itself and 1. As 1 can only be divided by 1 and no other number, it does not qualify as a prime number.
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What is the prime factorization for 57?
Prime factorization is the finding which prime number multiply to get to make the original number. 57: 1, 3, 19, 57 Prime Factors: 3, 19 3 x 19 = 57
Why isnt 39 a prime number?
39 is not a prime number because it has four factors: 1,3,13,39 and because prime number are numbers who has 2 factors.
Are 57 and 91 prime numbers?
Only 91 is the prime number, 57 is a composite number because it is divisible by 3. ------------------------------- 57 and 91 are both composite. 57 = 19*3, and 91 = 13*7.
What are the factors and prime factors of 57?
57 is a composite number; it has factors other than 1 and itself. It is not a prime number.Factors of 57 are 1, 3, 19, and 57.
Is the number 57 a prime number?
No, it is divisible by 3 & 19
