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.

Berklee
Skills you'll gain: Music Theory, Musical Composition, Music, Music Performance, Peer Review, Instrumental Music, Performing Arts
Beginner · Specialization · 3 - 6 Months

The University of Tokyo
Skills you'll gain: Game Theory, Political Sciences
Beginner · Course · 1 - 4 Weeks

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Theoretical Computer Science, Computational Logic, Mathematical Theory & Analysis, Algorithms, Computational Thinking, Programming Principles, Computer Science, Graph Theory, Deductive Reasoning, Natural Language Processing, Logical Reasoning, Formal Learning
Build toward a degree
Intermediate · 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, Economics, Negotiation, Risk Management, Mergers & Acquisitions, Advertising, Innovation, Economic Development
Intermediate · Course · 1 - 3 Months

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
Beginner · Course · 1 - 4 Weeks
University of London
Skills you'll gain: Arithmetic, Applied Mathematics, Computer Science, General Mathematics, Numerical Analysis, Mathematical Modeling, Algebra, Cryptography, Logical Reasoning, Geometry, Deductive Reasoning
Beginner · Course · 1 - 4 Weeks

University of London
Skills you'll gain: Applied Mathematics, Trigonometry, Mathematics and Mathematical Modeling, Graphing, Calculus, Computer Science, Mathematical Theory & Analysis, Geometry, Plot (Graphics), Mechanics, Computer Graphics, Graph Theory, Mathematical Modeling, Functional Requirement, Physics, Graphic Design, Derivatives
Beginner · Course · 1 - 4 Weeks

University of London
Skills you'll gain: Algorithms, Computational Thinking, Theoretical Computer Science, Computational Logic, Critical Thinking and Problem Solving, Performance Testing, Data Structures, Critical Thinking, Logical Reasoning, Graph Theory, Mathematical Theory & Analysis, Complex Problem Solving, Analysis, Game Theory
Intermediate · Course · 1 - 4 Weeks

The University of Edinburgh
Skills you'll gain: Music Theory, Music, Classical Music, Musical Composition
Beginner · Course · 1 - 3 Months

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Data Analysis, Computational Logic, Integral Calculus, Trigonometry, Linear Algebra, Engineering Analysis, Logical Reasoning, Deductive Reasoning, Probability & Statistics, Statistical Analysis, Calculus, Statistical Methods, Analysis, Advanced Mathematics, Bayesian Statistics, Statistical Inference, Theoretical Computer Science, Mathematics and Mathematical Modeling, Numerical Analysis, Descriptive Analytics
Beginner · Specialization · 3 - 6 Months

University of Amsterdam
Skills you'll gain: Sociology, Social Studies, Social Sciences, Economics, Policy, and Social Studies, Socioeconomics, Culture, Political Sciences, Economics, Scientific Methods
Mixed · Course · 1 - 3 Months

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