Question

Which of the following numbers are prime:

(i) 101

(ii) 251

(iii) 323

(iv) 397
Answer me with whole solutions step by Step that why that number is not a prime number or why that number is a prime number.​

Answer 1

Answer:

i,ii,iii,iv all are prime numbers.

Step-by-step explanation:

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Answer 2

expect 323 all other are prime no.

Step-by-step explanation:

prime no.means no. which is divisible by them only for example 11 is only divisible by it self hence its prime no. 323 is is divisble by 17. 17×19= 323 hence its not prime no.