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🔣Discrete Mathematics

Number Theory

Divisibility, GCD, LCM, modular arithmetic, Fermat's little theorem, and RSA basics.

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What You Will Learn in Number Theory

Divisibility, GCD, LCM, modular arithmetic, Fermat's little theorem, and RSA basics.

  • ✅ Concept explanations with examples
  • ✅ Key formulas and definitions
  • ✅ Solved practice problems
  • ✅ Important exam questions
  • ✅ Quick revision summary

Download Number Theory PDF Notes

Get the complete Number Theory notes as a PDF — free for enrolled students, or browse our public study materials library.

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Frequently Asked Questions — Number Theory

What is Number Theory in Discrete Mathematics?
Divisibility, GCD, LCM, modular arithmetic, Fermat's little theorem, and RSA basics.
How do I prepare Number Theory for exams?
To master Number Theory, start by reading the theory carefully, then go through solved examples step by step. Practice numericals (if applicable), revise key formulas, and attempt previous year questions. SII notes cover all these aspects in a structured manner.
Are these Number Theory notes free?
Yes! SII provides free access to Number Theory notes and introductory study materials. Enrolled students get full access to detailed notes, solved papers, and live doubt-clearing sessions.
Which exams ask questions from Number Theory?
Number Theory is an important topic tested in B.Tech, BCA, BSc CS board exams. It frequently appears in both short-answer and long-answer sections.