Sum and product of k smallest and k largest prime numbers in the array
Given an integer k and an array of integers arr, the task is to find the sum and product of k smallest and k largest… Read More »
Tag Archives: Prime Number
Find the super power of a given Number
Given an integer . The task is to find the superpower from the factorization of . The Superpower is the highest power among the power… Read More »
Count of Prime Nodes of a Singly Linked List
Given a singly linked list containing N nodes, the task is to find the total count of prime numbers. Examples: Input: List = 15 ->… Read More »
Program to find Prime Numbers Between given Interval
Given two numbers and as interval range, the task is to find the prime numbers in between this interval. Examples: Input : a = 1,… Read More »
Count and Sum of composite elements in an array
Given an array ‘arr’ of positive integers, the task is to count the number of composite numbers in the array. Note: 1 is neither Prime… Read More »
Primality test for the sum of digits at odd places of a number
Given an integer ‘n’, the task is to check whether the sum of digits at the odd positions (from right to left) is prime or… Read More »
XOR of all Prime numbers in an Array
Given an array of integers arr[]. The task is to find the bitwise XOR of all the prime numbers present in the array. Examples: Input:… Read More »
Product of every K’th prime number in an array
Given an integer ‘k’ and an array of integers ‘arr’ (less than 10^6), the task is to find the product of every K’th prime number… Read More »
Array elements with prime frequencies
Given a string. The task is to find the count of characters whose number of occurrences is prime. Examples: Input : str = “geeksforgeeks” Output… Read More »
Find the Product of first N Prime Numbers
Given an positive integer N, calculate the product of the first N prime numbers. Examples: Input : N = 3 Output : 30 Explanation :… Read More »
Next smallest prime palindrome
Given a positive integer N where . The task is to find the smallest prime palindrome greater than or equal to N. Examples: Input: 8… Read More »
Maximum no. of contiguous Prime Numbers in an array
Given an array arr[] of N elements. The task is to find the maximum number of the contiguous prime numbers in the given array. Examples:… Read More »
Minimum and Maximum Prime Numbers of a Singly Linked List
Given a singly linked list containing N nodes, the task is to find the minimum and maximum prime number. Examples: Input : List = 15… Read More »
Minimum and Maximum prime numbers in an array
Given an array arr[] of N positive integers. The task is to find the minimum and maximum prime elements in the given array. Examples: Input:… Read More »
Sum and Product of all Prime Nodes of a Singly Linked List
Given a singly linked list containing N nodes, the task is to find the sum and product of all nodes from the list which are… Read More »