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How many factors does every natural number greater then 1 had at least?
2 factors, but a prime number has only two factors (itself and one). Note that 1 is not considered to be a prime number.
What Is smallest composite number that has at least four different factors?
All composite numbers have more than 2 factors whereas prime numbers have only 2 factors
The least common multiple of the denominators is called the least blank blank blank?
It is: the 'least common denominator'
How do you find the LCM of a composite number?
You need at least two numbers to find an LCM. It doesn't matter whether they are prime or composite.
What is the least number of factors that a number can have?
One has one factor.
Is a composite number times a composite number always composite?
Yes. To be composite, the first number has at least 2 prime factors, the second number also has at least prime factors; the product of the two will have at least 4 prime factors, so it must be a composite number.
How factors does a composite number have?
At least three
Can a composite number not have three factors?
It must have at least 3 factors.
Why is 25 considered to be a composite number?
A composite number is a number that has at least 3 factors. (It can be evenly divided by at least 3 number.) 25 has 3 factors: 1, 5, and 25.
Is 45 a prime or composite number how do you know?
45 is a composite number. A number is composite if it can be evenly divided by and least 3 numbers (if it has at least 3 factors). Any composite number has at least one factor other than one and itself. 45 has 6 factors: 1, 3, 5, 9, 15, and 45.
Do composite numbers have to have three factors?
Yes, a composite number has to have at least one factor other than 1 and itself, so they have to have at least 3 factors.
Is a composite number a number that has only two multiples?
No, prime numbers have only two factors: 1 and itself. Composite numbers have at least 3 factors.
Differentiate prime numbers and composite numbers?
A prime number is a whole number that has only two distinct factors: 1 and the number itself. A composite number has at least three distinct factors.
Is the number one a composite number?
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.
Why is number 1 not a composite number?
A composite number is a number that has additional factors besides ' 1 ' and itself. The number ' 1 ' has no additional factors besides ' 1 ' and itself. So it's not a composite number.
Is 78 a composite number?
Yes! All numbers greater than 2 are composite numbers because they have at least 3 factors. The number 2 has only two factors which makes it prime.
What calendar dates have exactly two different factors?
None since 2014 is an even number so the date will be composite. Composite numbers have at least three factors.
