3, 9, 27
The factors of 18 are 1,2,3,6,9, and 18. The factors of 81 are 1,3,9,27, and 81.
There are only three proper factors of 81; they are 3, 9 and 27.81 is also divisible by 1 and by itself, but mathematicians regard these as improper factors because they are trivial. Every natural number is divisible by itself and by unity.
The factors of 81 are: 1 3 9 27 81
The factors of 81 are 1, 3, 9, 27, and 81.
The factors of 81 are 1, 3, 9, 27, and 81 .
The factors of 81 are 1, 3, 9, 27, and 81.
The factors of 81 are numbers that can be multiplied together to give 81. The factors of 81 are 1, 3, 9, 27, and 81. Prime factors are the factors that are prime numbers. The prime factors of 81 are 3 and 3, or written as 3^4.
The factors of 81 are: 1 3 9 27 81 The prime factor is: 3
81 has 5 factors: 1, 3, 9, 27, and 81.
The factors of 81 are 1, 3, 9, 27, and 81
Factors are just numbers 81 can be divided by. The whole number factors are 1, 3, 9, 27, and 81
81 only has five factors.