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.

Universidad Nacional Autónoma de México
Skills you'll gain: Systems Thinking, Systems Design, Systems Analysis, Critical Thinking and Problem Solving, Network Analysis, Case Studies, Cognitive flexibility, Collaboration
Mixed · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Chemical Engineering, Quantitative Research, Chemistry, Thermal Management, Mechanical Engineering, Engineering Calculations, Process Engineering, Numerical Analysis, Engineering Analysis, Statistical Methods, Differential Equations, Physics, Engineering, Simulation and Simulation Software, Probability Distribution, Mathematical Modeling, Applied Mathematics, Materials science, Open Source Technology, Simulations
Advanced · Specialization · 3 - 6 Months

Measure What Matters
Skills you'll gain: Goal Setting, Key Performance Indicators (KPIs), Organizational Effectiveness, Organizational Leadership, Business Priorities, Organizational Strategy, Personal Development, Leadership and Management, Performance Management, Employee Performance Management, Prioritization, Recognizing Others, Performance Measurement, Planning, Collaboration, Business Strategy, Constructive Feedback, Communication
Beginner · Course · 1 - 4 Weeks

University of Pennsylvania
Skills you'll gain: Calculus, Numerical Analysis, Applied Mathematics, Engineering Calculations, Integral Calculus, Engineering Analysis, Differential Equations, Mathematical Theory & Analysis, Advanced Mathematics, Estimation, Derivatives
Mixed · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Non-Verbal Communication, Mentorship, Emotional Intelligence, Personal Development, Self-Awareness, Interpersonal Communications, Social Skills, Coaching, Empathy, Leadership Development, Resilience, Team Building, Leadership
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Package and Software Management, Linux Administration, Linux, Linux Commands, Virtual Private Networks (VPN), System Monitoring, Operating System Administration, Public Key Infrastructure, Ubuntu, Version Control, File Management, Command-Line Interface, Linux Servers, Intrusion Detection and Prevention, Git (Version Control System), File Systems, User Accounts, Firewall, Cloud Computing Architecture, DevOps
Beginner · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Probability, Probability & Statistics, Probability Distribution, Bayesian Statistics, Statistical Methods, Data Analysis, Statistical Analysis, Artificial Intelligence
Build toward a degree
Intermediate · Course · 1 - 3 Months

Institute for the Future
Skills you'll gain: Forecasting, Visionary, Innovation, Proactivity, Strategic Thinking, Strategic Planning, Cognitive flexibility, Creative Thinking, Action Oriented, Simulations, Optimism, Planning, Community Organizing, Creativity, Social Impact, Systems Thinking, Virtual Reality, Responsible AI, Trend Analysis, Brainstorming
Beginner · Specialization · 3 - 6 Months

EDHEC Business School
Skills you'll gain: Investment Management, Portfolio Management, Portfolio Risk, Investments, Return On Investment, Asset Management, Risk Analysis, Financial Modeling, Risk Management, Financial Analysis, NumPy, Python Programming, Simulations, Pandas (Python Package), Matplotlib, Data Manipulation
Mixed · Course · 1 - 4 Weeks
Michigan State University
Skills you'll gain: Infographics, Adobe Illustrator, Graphic and Visual Design, Data Mapping, Graphic Design, Typography, Layout Design, Design Elements And Principles, Storytelling, Color Theory
Mixed · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Session Initiation Protocols, Cloud Development, Version Control, Integrated Development Environments, Cloud Computing Architecture, GitHub, Cloud Computing, Application Development, Android (Operating System), Amazon Web Services, Software Design Documents, System Design and Implementation, Internet Of Things, Unit Testing, Android Studio, Telecommunications, Embedded Software, Mobile Development, Visualization (Computer Graphics), Computer Vision
Intermediate · Specialization · 3 - 6 Months

Microsoft
Skills you'll gain: CI/CD, C# (Programming Language), Azure DevOps, Load Balancing, Continuous Integration, Role-Based Access Control (RBAC), Scalability, Object Oriented Programming (OOP), Authentications, ASP.NET, Debugging, SQL, Microsoft Copilot, .NET Framework, Relational Databases, Database Management, Graph Theory, Back-End Web Development, Program Development, Data Structures
Beginner · Professional Certificate · 3 - 6 Months