1, 3, 9, 27 & 81.
16 and 81 have 5 factors
81 has 5 factors: 1, 3, 9, 27, and 81.
Factors of 81 are [3 3 3 3] Factors of 75 are [3 5 5] Common factors [3] ■
Factors are just numbers 81 can be divided by. The whole number factors are 1, 3, 9, 27, and 81
1,9,3,27,2,81
The factors of 45 are: 1, 3, 5, 9, 15, 45The factors of 81 are: 1, 3, 9, 27, 81
For 45: 3 and 5 For 81: 3
The factors of 30 are: 1, 2, 3, 5, 6, 10, 15, 30 The factors of 81 are: 1, 3, 9, 27, 81
81 has 5 factors: 9x9 3 x 27 1 x 81
The factors of 27 are: 1, 3, 9, 27 The factors of 55 are: 1, 5, 11, 55 The factors of 81 are: 1, 3, 9, 27, 81
The factors of 81 are: 1, 3, 9, 27, 81. The factors of 30 are: 1, 2, 3, 5, 6, 10, 15, 30.
The only prime factor of 81 is: 3.The prime factors of 225 are: 3 and 5.