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Feb 5, 2019 · 1.First of all your sum variable should be inside the first for loop. 2. The limit upto which the second loop will run will be j<num not j<=num because, for the perfect number, the number itself shouldn't be counted in the sum. You code will look like this. I don't know what is the problem with my code. It should print all the perfect numbers ...
What is a Perfect Number? Perfect Number is a number whose sum of factors is the same number, excluding itself. Example: 6. factors of 6 are 1, 2, 3 and 6 . sum of the factors = 1 + 2 + 3 = 6 (excluding the given number 6). Java Code to Print Perfect Numbers Between 1 to n
For example 2, 3, 5, 7, 11, 13, 17.... are the prime numbers. Note: 0 and 1 are not prime numbers. The 2 is the only even prime number because all the other even numbers can be divided by 2. Let's see the prime number program in java. In this java program, we will take a number variable and check whether the number is prime or not.
Sep 30, 2022 · Given an integer N, the task is to check if the given number is a perfect square having all its digits as a perfect square or not. If found to be true, then print “Yes”. Otherwise, print “No”.Examples: Input: N = 144 Output: Yes Explanation: The number 144 is a perfect square and also the digits of the number {1(= 12, 4(= 22} is also a perfect squa
Mar 24, 2022 · Let me give you a piece of advise: integers in Java are defined as: int 4 bytes: from -2,147,483,648 to 2,147,483,647; As a perfect number is positive, you only need to consider the ones from 0 to 2,147,483,647, and they are not that common: 6, 28, 496, 8128, 33550336 and the next one is already larger than the upper limit.
Apr 29, 2023 · Java Numbers: Exercise-2 with Solution. Write a Java program that categorizes integers between 1 and 10,000 as Abundant, Deficient, and Perfect. In number theory, an abundant number is a number for which the sum of its proper divisors is greater than the number itself. Example : The first few abundant numbers are:
Jun 18, 2014 · Perfect Number program java. 0. Finding perfect numbers between 1-1000 only using loops and if statements in Java. 0. Check for perfect number using boolean. 1.
