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53 is the only Prime number out of the four numbers because it has only two factors.
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Earn +20 ptsQ: Which is a prime number 53 57 81 93?
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Related questions
What is the prime number 53 81 33 or 39?
53 is the prime number.
Which of these numbers are composite 53 81 41 47 31?
If you mean: 53 81 41 47 and 31 then 81 is a composite number while all the rest are prime numbers
What is 81 is that a prime?
81 is not prime it's a composite number
What is the middle of 81 and 57?
To calculate it you add 81 and 57, then divide by 2.
Is 81 a least prime number?
81 is not a prime number. 81 = 3 * 3 * 3 * 3
Is the number 81 a prime number?
No.
How do you find procedure prime factorization 81?
find the prime factorization to the number 81
What is the prime number of 81 is it even or odd?
81 is an odd composite number.
Is 81 a prime number?
81 is not a prime number. Its positive integer factors are: 1, 3, 9, 27, 81.81 is a Composite Number.
What is the prime factorization of number 81?
The prime factorization of 81 is 3x3x3x3 or 34 in exponential form.
What prime number is after 81?
83
What is one of the following number is prime is it 15 81 29 or 8?
29 is a prime number. 15, 81, and 8 are composites.
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