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# What are five prime numbers that have three factors and what are their similarities?

Updated: 8/17/2019 Wiki User

13y ago

There are no prime numbers with three factors. By definition, a Prime number has exactly two factors - 1 and itself. Wiki User

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Q: What are five prime numbers that have three factors and what are their similarities?
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Still have questions?  Related questions

### What numbers have three factors?

Squares of prime numbers have only three factors.

### Will you get the same number of factors if you multiply a prime number and itself?

Prime numbers have two factors. Prime squares have three factors. Square numbers have an odd number of factors but that number varies.

### What is the answer of three numbers have 2 factors in math?

Prime numbers have two factors. 2, 3 and 5 are prime numbers.

### How many prime numbers are in 120?

Three. The prime numbers (factors) of 120 are: 2,3,5

### How many prime numbers are in 60?

Three. The prime numbers (factors) of 60 are: 2,3,5

### Numbers with exactly 3 factors?

Squares of prime numbers have exactly three factors.

### What numbers have exactly 3 different prime factors?

There are an infinite number of them. 8 has three prime factors, 30 is the first with three distinct prime factors.

### What are three prime numbers that equal 56?

56 does not have only three prime factors.

### What do say for numbers which have exactly 3 factors?

Numbers with exactly three factors are squares of prime numbers.

### Why do all odd numbers have more prime factors?

They don't. 21 has two prime factors. 42 has three prime factors.

### What are all the numbers that have three factors?

That's an infinite list. Numbers with three factors are the squares of prime numbers.

### What are the composite numbers with only three factors?

squares of prime numbers