# What Are the Factors of 81?

## Answer

The best idea in getting the factor of 81 is to try a few small odd numbers, like 3, 5 and 7, to see if any of them divide evenly and check if the number is prime. 1, 3, 9, 27, and 81 are the only factors of 81.
Q&A Related to "What Are the Factors of 81"
 To determine all the factors of 81, start with 1 and write out all the factor pairs: 1x81=81. 3x27=81. 9x9=81. Then, start with 1 and list the factors. The factors of 81 are 1, 3, http://wiki.answers.com/Q/What_are_the_factors_of_...
 A square root is a number that can be multiplied by two other numbers that are the same. The square root of 81 is 9. The square root of 2 is 1.4142135624. http://www.ask.com/web-answers/Reference/Other/wha...
 Well I guess that would be 3^4 or 3*3*3*3 http://www.chacha.com/question/what-is-the-prime-f...
 9. http://wiki.answers.com/Q/What_is_the_greatest_com...
2 Additional Answers
A factor, in mathematics, is a number or algebraic expression that divides another number or expression evenly—i.e., with no remainder . The factors for 81 are 3, 9, and 27.
The factors of 81 are: 1, 3, 9, 27 and 81. Factors are numbers that can be divided by another number to give whole numbers. For instance, in this case, the numbers 1, 3, 9, 27 and 81 can be divided by 81 to give whole numbers.
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The prime factorization of 81 is, 3 x 3 x 3 x 3. The first 3 x 3 = 9, then you take the 9, and multiple it by another 3, which is 27, then multiple that by another ...
The prime factors of 81 are 3, 3, 3 and 3. When three is multiplied by its self four times, then the result is 81. The prime factors are obtained by dividing the ...
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