## Queries on sum of odd number digit sums of all the factors of a number

Given Q queries. Each query contain a positive integer n. The task is to output the sum of sum of odd number digit contained in… Read More »

- Largest factor of a given number which is a perfect square
- Find a number that divides maximum array elements
- Numbers less than N which are product of exactly two distinct prime numbers
- Check whether a number is Non-hypotenuse number
- Sum of element whose prime factors are present in array
- Count number of integers less than or equal to N which has exactly 9 divisors
- Find two distinct prime numbers with given product
- Smallest prime divisor of a number
- Count common prime factors of two numbers
- Count numbers from range whose prime factors are only 2 and 3
- Count all the numbers less than 10^6 whose minimum prime factor is N
- Distinct Prime Factors of Array Product
- Find count of Almost Prime numbers from 1 to N
- Minimize the value of N by applying the given operations
- Sum of all prime divisors of all the numbers in range L-R
- Common prime factors of two numbers
- Find the largest good number in the divisors of given number N
- Minimum prime number operations to convert A to B
- Sum of Factors of a Number using Prime Factorization
- Numbers with sum of digits equal to the sum of digits of its all prime factor
- Prime Factor
- Check if a number is an Unusual Number or not
- Program to print factors of a number in pairs
- N-th prime factor of a given number

Given Q queries. Each query contain a positive integer n. The task is to output the sum of sum of odd number digit contained in… Read More »

Blum Integer is the number which only haves 2 factors suppose p and q (i.e. n = p * q), both are Semi-prime and also… Read More »

Given a number ‘n’, check whether it is a hoax number or not. A Hoax Number is defined as a composite number, whose sum of… Read More »

A k-rough or k-jagged number is a number whose smallest prime factor is greater than or equal to the number ‘k’. Given numbers ‘n’ and… Read More »

Given a number n, find the ordered prime signatures and using this find the number of divisor of given n. Any positive integer, ‘n’ can… Read More »

According to Euclid Euler Theorem, a perfect number which is even, can be represented in the form where n is a prime number and is… Read More »

A frugal number is a number whose number of digits is strictly greater than the number of digits in its prime factorization (including exponents). If… Read More »

Given a number n, we need to find the product of all of its unique prime factors. Prime factors: It is basically a factor of… Read More »

Any odd integer greater than 5 can be expressed as a sum of an odd prime (all primes other than 2 are odd) and an… Read More »

Given multiple ranges [L, R] and a prime number p, we need to find all P-smooth numbers in given individual ranges. What is P –… Read More »

Given an integer n, find the power of a given prime number(r) in n! Examples : Input : n = 6 r = 3 Factorial… Read More »

A P-smooth number or P-friable number is an integer whose largest prime factor is less than or equal to P. Given N and P, we… Read More »

Given an array of positive integers. Sort the given array in decreasing order of number of factors of each element, i.e., element having the highest… Read More »

Given a number, check if it is square free or not. A number is said to be square free if no prime factor divides it… Read More »

Write a program to print all the combinations of factors of given number n. Examples: Input : 16 Output :2 2 2 2 2 2… Read More »