We are required to write a JavaScript function that takes in a number and returns the first prime number that appears after n.
For example: If the number is 24,
Then the output should be 29
Example
Following is the code −
const num = 24; const isPrime = n => { if (n===1){ return false; }else if(n === 2){ return true; }else{ for(let x = 2; x < n; x++){ if(n % x === 0){ return false; } } return true; }; }; const nearestPrime = num => { while(!isPrime(++num)){}; return num; }; console.log(nearestPrime(24));
Output
Following is the output in the console −
29