Factors of 81

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Learn how to find the factors of 81

The factors of 81 equal
1 3 9 27 81

The prime factors of 81 equal
3 3 3 3 or 3 to the fourth

I use a factor tree in order to find the prime factors ( prime factorization ) of the number.

Knowing the factors of a number can be helpful when finding the greatest common factor of two or more numbers or the lowest common multiple.
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Thank you for helping me with my homework

Izzynator.coolkid
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My children got some more knowledge now tysm ❤️

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Thank you so much I am a 6th grader and needed this so much thank you MooMooMath

JayKennedy-cc
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Can you state why is 3 a prime number pliz

atunaisavodovodo
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Why are we circling the first row for the first 2 prime 3 and both 3 are being circled for the last row

atunaisavodovodo
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You are Indian your Americans please talk in Telugu language and change your language skills India Jai Hind

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