Prime Number Archives - Learn WebTech

prime numbers from 1 to 100

May 25, 2021June 28, 2020 by admin

A number which can be only divisible by 1 and itself, Called prime number . It must be exactly 2 factors 1 and itself. Example: 5 is prime number (It can be divided by 1 or itself(5) ) The smallest primer number is 2. Now, Look at PHP code to generate Prime Number from 1 … Read more

PHP | check prime number

May 25, 2021June 21, 2020 by admin

There are 2 best-optimised logic for the checking prime number. Here matter of optimised mean, minimising Iterations. let’s start doing both scenario’s. Iterate through all numbers from 2 to n/2 and every number in between (2 to n/2) check it divides n or not. if n divided then return false(0) otherwise true(1) Result is : … Read more