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OpenStudy (anonymous):
is 81 a composite number
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OpenStudy (lizz123):
Yes it is
OpenStudy (lizz123):
It is a composite number, you can get 81 by mulitpling 1*81, 3*27, and 9*9. composite Prime means: when it can by multiplied 1
OpenStudy (lizz123):
@MalaysiaHinton
OpenStudy (triciaal):
a prime number only has factors of itself and 1 a composite number has other factors 81 is a composite number because it has factors other than itself and 1 some of the factors were listed above
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