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# Do only prime numbers have 2 factors?

Updated: 4/28/2022

Wiki User

12y ago

Every number has at least two factors . . . itself, and the number ' 1 ' .

If those are the only factors it has, and no others, then it's a Prime number.

Wiki User

12y ago

Wiki User

8y ago

Yes.

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Q: Do only prime numbers have 2 factors?
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Related questions

### Numbers with only 2 factors are called?

Numbers having only 2 factors are prime numbers. Their only factors are 1 and themselves. Prime numbers. The only two factors should be 1 and itself.

### What are numbers that have 2 factors?

Numbers that have only 2 factors are prime numbers

### What numbers has only 2 factors?

Any prime number, a prime number is a number of which the only factors are it and itself.

### What prime number has only 2 factors?

All prime numbers have only 2 factors. A prime number has 1 and itself as its only factors.

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### Which of the factors of 36 are prime numbers and explain how you know?

2 and 3 are the prime factors of 36. Of the factors of 36, 2 and 3 are the only prime numbers.

### Will a prime number always have an odd numbers of factors?

All prime numbers have only 2 factors which are themselves and one. Al prime numbers are odd numbers except for 2 which is the only even prime number.

### Why are some numbers prime and some numbers composite?

Prime numbers have only 2 factors while composite numbers have more than 2 factors

### What numbers has only two factors?

Numbers with only two factors, the number itself and one, are called prime numbers. Examples of prime numbers are 2 (which is the only even prime number) and 17.

### Why only 2 and 7 are prime factors of 28?

Among the factors of 28, 2 and 7 are the only prime numbers.

### Which numbers have exactly two factors?

Prime numbers have exactly two factors.All prime numbers have only 2 factors whereas composite numbers have more than 2 factors

### Is it true that prime numbers have to be prime and composite?

Prime numbers can not composite as - Prime number has only 2 factors whereas composite have more than 2