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.

Columbia University
Skills you'll gain: Image Quality, Image Analysis, Computer Vision, Photography, Color Theory, Computer Displays, Computer Graphics, Digital Signal Processing, Semiconductors
Beginner · Course · 1 - 3 Months

The University of North Carolina at Chapel Hill
Skills you'll gain: Music Theory, Choral Music, Music Performance, Instrumental Music, Music, Classical Music, Coordination, Oral Expression
Mixed · Course · 1 - 3 Months

The Hong Kong University of Science and Technology
Skills you'll gain: FinTech, Financial Services, Banking, Financial Regulation, Mobile Banking, Emerging Technologies, Technology Strategies, Payment Systems, Blockchain, Business Technologies, Consumer Lending, Entrepreneurship, Big Data, Market Trend, Innovation, Strategic Partnership
Beginner · Course · 1 - 4 Weeks

Universidad Austral
Skills you'll gain: Mathematics Education, Childhood Education and Development, Teaching, Geometry, Arithmetic, Pedagogy, Learning Theory, Discussion Facilitation
Beginner · Course · 1 - 4 Weeks

University of Minnesota
Skills you'll gain: Team Building, Clinical Leadership, Nursing Administration, Nursing Management, Team Leadership, Health Informatics, Education and Training, Clinical Informatics, Leadership, Professional Development, Nursing, Nurse Education, Health Care Administration, Learning Management Systems, Informatics, Health Policy, Innovation, Health Care, Interpersonal Communications, Conflict Management
Beginner · Specialization · 3 - 6 Months
Google Cloud
Skills you'll gain: Presentations, Google Workspace, Productivity Software, Sales Presentations, Business Communication, Version Control, Collaborative Software, Multimedia, Data Sharing
Beginner · Course · 1 - 3 Months

Skills you'll gain: Crisis Management, Data Ethics, Governance, Business Ethics, Responsible AI, Media Relations, Strategic Thinking, Communication Strategies, Business Leadership, Accountability, Ethical Standards And Conduct, Emerging Technologies, Organizational Leadership, Public Relations, Operational Risk, Risk Management, Communication, Leadership, Learning Strategies, Test Planning
Beginner · Professional Certificate · 3 - 6 Months

IE Business School
Skills you'll gain: Competitive Analysis, Business Strategy, Economics, Market Dynamics, Business Economics, Strategic Thinking, Market Analysis, Strategic Planning, Corporate Strategy, Resource Management, Business Process
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Computing, Cloud Infrastructure, Cloud Services, JavaScript Frameworks, Back-End Web Development, Cloud Deployment, DevOps, Full-Stack Web Development, OpenShift, Version Control, CI/CD, Application Frameworks, Software Development, Web Applications, Microservices, Containerization, Kubernetes, Web Development, Node.JS, Serverless Computing
Intermediate · Course · 1 - 4 Weeks

Skillshare
Skills you'll gain: Cinematography, Adobe After Effects, Videography, Video Editing, Post-Production, Video Production, TikTok, Color Matching, Storytelling, Data Storage, Motion Graphics, Animations, Storyboarding, Timelines, Image Quality, Ideation, Content Creation, Multimedia, File Management, Color Theory
Beginner · Specialization · 3 - 6 Months
University of Michigan
Skills you'll gain: Social Impact, Entrepreneurship, Systems Thinking, Problem Solving, Needs Assessment, Self-Awareness, Case Studies, Empathy, Resilience, Cultural Responsiveness
Beginner · Course · 1 - 3 Months

Skills you'll gain: Computational Thinking, Theoretical Computer Science, Mathematical Modeling, Systems Analysis, Performance Testing, Embedded Systems, Graph Theory, Technical Documentation, Model Evaluation, Algorithms
Mixed · Course · 1 - 3 Months