Number theory courses can help you learn prime numbers, divisibility rules, modular arithmetic, and integer properties. You can build skills in problem-solving, logical reasoning, and algorithmic thinking, that support tackling complex mathematical challenges. Many courses introduce tools like Python for implementing algorithms and mathematical software for exploring number patterns, enabling you to apply your knowledge in practical situations such as cryptography and coding theory.

Johns Hopkins University
Skills you'll gain: Linear Algebra, Applied Mathematics, Algebra, Advanced Mathematics, Geometry, Applied Machine Learning, Markov Model
★ 4.8 (79) · Mixed · Course · 1 - 3 Months

The Chinese University of Hong Kong
Skills you'll gain: Communication Systems, Digital Communications, Theoretical Computer Science, Telecommunications, Informatics, Probability, Probability Distribution, Algorithms
★ 4.7 (171) · Mixed · Course · 3 - 6 Months

O.P. Jindal Global University
Skills you'll gain: Econometrics, Regression Analysis, Statistical Hypothesis Testing, Statistical Methods, Probability & Statistics, Statistical Modeling, Statistical Analysis, Correlation Analysis, Time Series Analysis and Forecasting, Statistics, Economics, Statistical Inference, Mathematical Modeling, Probability Distribution, Logistic Regression, Model Evaluation
Beginner · Course · 1 - 3 Months

IIMA - IIM Ahmedabad
Skills you'll gain: Strategic Thinking, Game Theory, Behavioral Economics, Business Strategy, Strategic Decision-Making, Culture Transformation, Complex Problem Solving, Problem Solving, Business Economics, Critical Thinking, Decision Making, Market Dynamics, Organizational Change, Economics, Competitive Analysis, Negotiation, Risk Management, Mergers & Acquisitions, Advertising, Innovation
★ 4.7 (309) · Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Political Sciences, Policy Analysis, Social Studies, Social Justice, Public Affairs, Mathematics and Mathematical Modeling, Social Sciences, Public Policies, Game Theory, Demography, Mathematical Modeling, Governance, Decision Intelligence, Combinatorics, General Mathematics, Diversity Awareness, Applied Mathematics
★ 4.7 (28) · Mixed · Course · 1 - 3 Months

University of Amsterdam
Skills you'll gain: Computational Logic, Logical Reasoning, Deductive Reasoning, General Mathematics, Theoretical Computer Science
★ 4.4 (300) · Advanced · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Mathematics and Mathematical Modeling, Mathematical Modeling, Political Sciences, Combinatorics, Social Sciences, Decision Intelligence, Logical Reasoning, Applied Mathematics, Critical Thinking, General Mathematics, Psychology
★ 4.5 (6) · Beginner · Course · 1 - 4 Weeks

The Hong Kong University of Science and Technology
Skills you'll gain: Computational Logic, Logical Reasoning, Theoretical Computer Science, Deductive Reasoning, Mathematics and Mathematical Modeling, Computer Science, Algorithms
Beginner · Course · 1 - 3 Months

Skillshare
Skills you'll gain: Color Matching, Layout Design, Creative Design, Image Quality, Computer Graphic Techniques
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Logo Design, Color Theory, Color Matching, Graphic Design, Image Quality, Graphic and Visual Design, Graphic and Visual Design Software, Photo Editing, Graphical Tools, Graphics Software, Design Elements And Principles, Digital Design
★ 4.7 (598) · Beginner · Course · 1 - 4 Weeks

Stanford Online
Skills you'll gain: Game Theory, Mathematical Modeling, Bayesian Statistics, Behavioral Economics, Probability, Economics, Markov Model, Problem Solving, Algorithms, Correlation Analysis, Probability Distribution
★ 4.6 (4.9K) · Beginner · Course · 1 - 3 Months

University of California San Diego
Skills you'll gain: Logical Reasoning, Computational Logic, Deductive Reasoning, Computational Thinking, Theoretical Computer Science, Combinatorics, Algorithms, Programming Principles, Python Programming, Computer Programming, Applied Mathematics
★ 4.4 (2.3K) · Beginner · Course · 1 - 3 Months