Machine Problem

Write a program that will ask the user to give a number and then the program will check if the given number is a prime number or not, and display the results on the screen.

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Program Listing
<!-- index.htm
  Author   : Prof. Jake Rodriguez Pomperada, MAED-IT, MIT
  Date     : July 21, 2021  Wednesday  4:26 PM
  Place    : Bacolod City, Negros Occidental
  Websites : and
  Email    :
<html ng-app="mainApp">
	<title>Prime Number Checker in AngularJS</title>
body {
	font-family: arial;
	font-size: 25px;
	font-weight: bold;
<script type="text/javascript" src="angular.min.js">

<script type="text/javascript">

// AngularJS Controller Declaration
angular.module('mainApp', []).service('myService', function() {
  this.myFunc = function(val_1) {
   if(val_1 < 2) return false;

  for (let k = 2; k < val_1; k++){
    if(val_1 % k == 0){
      return("Not a Prime Number.");
  return("a Prime Number.");

}).controller('Prime_Number_Controller', function($scope, myService) {
  $scope.check = function(val_1) {
    $scope.myUserService = myService.myFunc(val_1);


<div ng-app="mainApp" ng-controller="Prime_Number_Controller">
	<table border="0" cellspacing=10>
	<tr>Prime Number Checker in AngularJS</tr>
  	<td>Enter a Number</td>
	<td><input type="number" ng-model="val_1" ng-init="val_1=0" ng-keyup="check(val_1)"/></td>
	 <b>The given number {{val_1}} is {{myUserService}}</b>