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.

The Hong Kong University of Science and Technology
Skills you'll gain: Geometry, Mathematical Theory & Analysis, Advanced Mathematics, Algebra, Applied Mathematics, Linear Algebra
★ 4.8 (1.2K) · Beginner · Course · 1 - 4 Weeks

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Theoretical Computer Science, Mathematics and Mathematical Modeling, Applied Mathematics, Algorithms, Cryptography, Data Management
Beginner · Course · 1 - 3 Months

Universiteit Leiden
Skills you'll gain: Public Safety and National Security, Research, Mitigation, Research Methodologies, Policy Analysis, Media and Communications, World History, International Relations, Security Strategy, Political Sciences, Public Policies, Trend Analysis, Social Impact, Psychology
★ 4.8 (3.3K) · Beginner · Course · 1 - 3 Months

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Graph Theory, Network Analysis, Social Network Analysis, Combinatorics, Network Model, Mathematical Modeling, Transportation Operations, Image Analysis, Algorithms, Theoretical Computer Science, Artificial Intelligence and Machine Learning (AI/ML), Model Optimization, Computational Thinking, Problem Solving, Embeddings
Intermediate · Course · 1 - 3 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

Deep Teaching Solutions
Skills you'll gain: Student Engagement, Differentiated Instruction, Lifelong Learning, Persistence, Learning Theory, Tenacity, Problem Solving
★ 4.8 (28) · Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Risk Management, Business Risk Management, Credit Risk, Risk Mitigation, Stakeholder Communications, Operational Risk, Proposal Development, Risk Analysis, Finance, Business Planning, Stakeholder Management, Stakeholder Engagement, Business Strategies, Financial Analysis, Organizational Strategy, Strategic Thinking, Strategic Decision-Making
★ 4.6 (46) · Beginner · Course · 1 - 4 Weeks

Stanford University
Skills you'll gain: Game Theory, Mathematical Modeling, Graph Theory, Bayesian Statistics, Behavioral Economics, Probability, Economics, Problem Solving, Algorithms, Theoretical Computer Science, Probability Distribution
★ 4.6 (4.9K) · Beginner · Course · 1 - 3 Months

Michigan State University
Skills you'll gain: Music Theory, Music, Musical Composition
★ 4.5 (760) · Beginner · Course · 1 - 4 Weeks

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

École Polytechnique
Skills you'll gain: Differential Equations, Advanced Mathematics, Integral Calculus, Calculus, Mathematical Theory & Analysis, Applied Mathematics, Derivatives
★ 4.8 (25) · Mixed · Course · 1 - 3 Months

Tecnológico de Monterrey
Skills you'll gain: Calculus, Integral Calculus, Advanced Mathematics, Graphing, Numerical Analysis, Digital pedagogy, Trigonometry, Mathematical Modeling, Mathematical Theory & Analysis, Algebra, Mathematical Software, Derivatives
★ 4.6 (724) · Mixed · Course · 3 - 6 Months