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A Prime number has exactly 2 factors.
A composite number must have at least 3 factors.
1 does not fall into either of the above definitions so it is not composite.
It used to be considered a prime number but is not any longer.
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Which statement is true a.twenty-nine is a composite number b.thirty-one is a composite number c.fifty-one is a composite number d.fifty-one is a composite number?
Your options C and D are the same, but it is true that 51 is a composite number.
Why is one a composite number?
ANSWER: One is not a composite number.One is not also a prime number.
Is the number 1 composite or prime and why?
1 is neither a prime nor a composite number because it has only one factor (itself (1)). The definition of a prime number is a number that has the factor of one and itself, so one is not prime. The definition of a composite number is a number that has more than 2 factors, so one is not composite. One is a special number.
Is forty one a prime or composite number?
Composite
Why are composite number composite?
Because if they have one or more factores
Is one a composite number?
One (1) is not a composite number.
Which statement is true a.twenty-nine is a composite number b.thirty-one is a composite number c.fifty-one is a composite number d.fifty-one is a composite number?
Your options C and D are the same, but it is true that 51 is a composite number.
Why is one a composite number?
ANSWER: One is not a composite number.One is not also a prime number.
Is the number 1 composite or prime and why?
1 is neither a prime nor a composite number because it has only one factor (itself (1)). The definition of a prime number is a number that has the factor of one and itself, so one is not prime. The definition of a composite number is a number that has more than 2 factors, so one is not composite. One is a special number.
What is the least one digit composite number?
4 is the least one digit composite number
Is forty one a prime or composite number?
Composite
What composite number that are prime?
A composite number is basically one that is NOT a prime - a composite number is a product of two or more primes.
Is 222 prime or composite?
Composite A prime number is a number that has only two factors (itself and one) A composite number is a number that has more than two factors.
Why are composite number composite?
Because if they have one or more factores
Why is 21 a composite number?
21 is composite number because it has more than one number that goes into it
Is 219 a prime or composite number?
219 is a composite number. This is because composite numbers are any number that has more than two factors(one and itself). Therefore, since 3 and 73 are factors of 219 that makes it a composite number.
Is 391 a prime number or a composite number?
391 is a composite number. 391 = 17 * 23 A prime number is a whole number that only has two factors which are itself and one. A composite number has factors in addition to one and itself.
