Powers of 3 are the numbers that have 3 as their only prime factor.
Here are some examples:
3 = 31
9 = 32
27 = 33
81 = 34
243 = 35
Chat with our AI personalities
Prime squares
Since all numbers have one as a factor, there is no number with three as its only factor.
All numbers have factors. Some factors are prime numbers. These are known as prime factors. Some numbers have some of the same prime factors as other numbers. These are known as common prime factors. 3 is a common prime factor of 12 and 15.
1 and 3
3 is a prime number. Prime numbers don't have factor trees. The factors of 3 are 1 and 3.