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Q: What are the numbers in the factor tree for 81?

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9x9=81. Proving that one of the factor trees for 81 is 9xp.

873 x 29Since both 3 and 29 are prime numbers, the factor tree is complete.

3x7=21 3 and 7 are prime numbers, so 3x7 is the factor tree of the number 21.

19 is not a factor of 81. Factors of 81 are 1, 3, 9, 27, and 81

All the numbers are prime

Related questions

9x9=81. Proving that one of the factor trees for 81 is 9xp.

81 27,3 9,3,3 3,3,3,3

81 27,3 9,3,3 3,3,3,3

81 27,3 9,3,3 3,3,3,3

81 27,3 9,3,3 3,3,3,3

81 27,3 9,3,3 3,3,3,3

81 27,3 9,3,3 3,3,3,3

81 27,3 9,3,3 3,3,3,3

The greatest common factor of the numbers 36 and 81 is 9.

The greatest common factor for the numbers 27 and 81 are 27.

81 9, 9 3, 3, 3, 3

81 27,3 9,3,3 3,3,3,3

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