Number Theory Fundamentals for CAT Prep

Building a strong foundation in quantitative aptitude is the key to unlocking high scores in competitive examinations. This course provides a clear, step-by-step pathway through the core principles of number theory, specifically tailored for CAT aspirants who want to build speed and accuracy from the ground up. You will transform your approach to complex math problems by learning how to break down integers, analyze patterns, and apply structured shortcuts. What you'll learn: - Understand foundational concepts of number systems, integer classifications, and prime factorization - Apply divisibility rules and find the number of factors, sum of factors, and trailing zeros - Solve complex remainders using modular arithmetic, Euler's theorem, and Fermat's little theorem - Master techniques for finding the Highest Common Factor (HCF) and Least Common Multiple (LCM) in word problems - Practice algebraic manipulation of equations involving integers and digital roots The course begins with vital terminology and fundamental definitions before moving into structured, text-based explanations of advanced theorems and real-world exam patterns. Every section focuses on building mental frameworks that help you recognize which mathematical property to apply instantly. This course is designed specifically for beginners preparing for competitive exams, requiring no prior advanced mathematical training. Start reading today to sharpen your quantitative reasoning and elevate your exam preparation.