What are Prime and Composite Numbers?
Answer:
A number which has only two factors is called a Prime Number and a number having more
than two factors is called a Composite Number.
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For example,
2 has only two factors 1 and 2, so 2 is a prime number.
3 has only two factors 1 and 3, so 3 is a prime number.
5 has only two factors 1 and 5, so 5 is a prime number.
etc. But,
4 has three factors 1, 2, and 4, so 4 is a composite number.
6 has four factors 1, 2, 3, and 6, so 6 is a composite number.
8 has four factors 1, 2, 4, and 8, so 8 is a composite number.
etc.
What are the differences between prime vs composite numbers?
Answer:
Prime VS Composite Numbers
Is 0 a prime or composite number?
Answer:
0 is neither a prime nor a composite number.
Is 1 a prime or composite number?
Answer:
1 is neither a prime nor a composite number.
Is 2 prime or composite number?
Answer:
2 is a prime number.
Is 3 a prime or composite number?
Answer:
3 is a prime number.
Is 4 a prime or composite number?
Answer:
4 is a composite number.
Is 5 a prime or composite number?
Answer:
5 is a prime number.
Is 6 a prime or composite number?
Answer:
6 is a composite number.
Is 7 a prime or composite number?
Answer:
7 is a prime number.
Is 8 a prime or composite number?
Answer:
8 is a composite number.
Is 9 prime or composite?
Answer:
9 is a composite number.
Is 12 prime or composite?
Answer:
12 is a composite number.
Is 13 prime or composite?
Answer:
13 is a prime number.
Is 15 prime or composite?
Answer:
15 is a composite number.
Is 17 prime or composite?
Answer:
17 is a prime number.
Is 19 prime or composite?
Answer:
19 is a prime number.
Is 21 prime or composite?
Answer:
21 is a composite number.
Is 23 prime or composite?
Answer:
23 is a prime number.
Is 29 prime or composite?
Answer:
29 is a prime number.
Is 31 prime or composite?
Answer:
31 is a prime number.
Is 49 a prime or composite number?
Answer:
49 is a composite number.
Is 51 prime or composite?
Answer:
51 is a composite number.
Is 91 a prime or composite number?
Answer:
91 is a composite number.
Which numbers are neither prime nor composite?
Answer:
0 and 1 are neither prime nor composite numbers.
Why 1 is neither prime nor composite?
Answer:
The definition of a prime number says that “A number which has
only two factors is called a prime number” and, the definition of composite
number says that “A number which has more than two factors is called a
composite number.” but 1 has only one factor that is 1 itself, so 1 is neither a prime
nor a composite number.
If you have any questions regarding the Prime or Composite Numbers, you can
ask here, in the comment section below.
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