Question

what is the prime numbers
examples of prime numbers step by step

Answer 1

Answer:

• A number is a prime number if its only factors are 1 and itself.

• 7 is a prime number. Its factors are 1 and 7 itself

• Some examples of prime numbers are 2, 3, 5, 7, 11, 13 and so on.

• 2 is the only even prime number. All other prime numbers are odd numbers

• Composite numbers
• If a number has three or more factors, it is a composite number. A number which has factors in addition to one and itself is called a composite number.

• 6 is a composite number. It has four factors; 1, 2, 3 and 6

• For example: 4, 6, 8, 9, 10, 12,...are examples of some composite numbers

• All even numbers except 2 are composite numbers.

Answer 2

Answer:

• Prime number are numbers which have only two factors.
• That is 1 and that number it self
• For example take number 11 ..11 is not divisible in any number except 1 and itself .
• 2,3,5,7,9,11,13,17,19,23,29,31,37,41,43,47,53,59,61,67,71,73,79,83,89,97 are prime numbers between 1 - 100