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Earn +20 ptsQ: Is 81 prime or a composite?
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Is 81 a prime number or a composite number?
It is a composite number, you can get 81 by mulitpling 1*81, 3*27, and 9*9.compositeNo the number 81 is not prime it can be divided by nine.composite
Is 81 prime or composite numder?
81 is a composite number because its factors are more than 2
Is 51 61 71 81 91 a prime or composite?
61 and 71 are prime numbers the rest are composite numbers
What is the composite number as a product of prime number for 81?
81 = 3*3*3*3
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.
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