Question
Which of the following are prime numbers?
179
179
✓
Answer
A number between 100 and 200 is a prime number if it is not divisible by any prime number less than 15.
Similarly, a number between 200 and 300 is a prime number if it is not divisible by any prime number less than 20.
179 is a prime number, because it is not divisible by 2, 3, 5, 7, 11 and 13.
Similarly, a number between 200 and 300 is a prime number if it is not divisible by any prime number less than 20.
179 is a prime number, because it is not divisible by 2, 3, 5, 7, 11 and 13.
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