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.

Pohang University of Science and Technology(POSTECH)
Skills you'll gain: Blockchain, Application Development, Cloud Applications, Payment Systems, Cryptography, Investments, FinTech, Digital Assets, Open Source Technology, Distributed Computing, Microservices, E-Commerce, Transaction Processing, Interoperability, Algorithms, Scalability, Governance
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Probability, Linear Algebra, Probability & Statistics, Statistics, Mathematical Theory & Analysis, Computational Logic, Applied Mathematics, Advanced Mathematics, Computer Science, Algebra, Physics
Beginner · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Marketing Analytics, Web Analytics, Marketing Effectiveness, Digital Marketing, Marketing Strategies, Analytics, Marketing, Consumer Behaviour, Data Analysis, Data Visualization Software, Data Collection, Data Visualization, Regulatory Compliance
Build toward a degree
Beginner · Course · 1 - 4 Weeks

University of Minnesota
Skills you'll gain: Leadership, Nursing Administration, Nursing, Health Care Administration, Health Informatics, Innovation, Systems Thinking, Self-Awareness, Personal Development, Cultural Diversity
Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Game Theory, Data-Driven Decision-Making, Cybersecurity, Data Science, Algorithms, Reinforcement Learning, Machine Learning Algorithms, Applied Machine Learning, Machine Learning
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Generative AI, Artificial Intelligence, AI Product Strategy, Finance, Automation, Emerging Technologies, Case Studies, Analysis, Business Process Automation, Healthcare Industry Knowledge, Critical Thinking
Beginner · Course · 1 - 4 Weeks

Politecnico di Milano
Skills you'll gain: Amazon Elastic Compute Cloud, Cloud Development, Amazon Web Services, Cloud Computing Architecture, Hardware Architecture, Cloud Applications, Performance Tuning, Computer Architecture, Distributed Computing, Development Environment, Software Development Tools, System Design and Implementation, Programming Principles
Intermediate · Course · 1 - 3 Months

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

Illinois Tech
Skills you'll gain: Game Theory, Market Dynamics, Business Economics, Strategic Decision-Making, Strategic Thinking, Business Strategy, Price Negotiation, Supply And Demand, Economics, Market Analysis, Competitive Analysis, Consumer Behaviour, Profit and Loss (P&L) Management, Policy Analysis
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Music Theory, Musical Composition, Music, File Management, Instrumental Music, Storytelling, Music Performance, Automation, Editing, Technical Support, Writing, Creativity
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Responsive Web Design, User Interface and User Experience (UI/UX) Design, Digital Design, Web Design, Graphic and Visual Design, Usability, Motion Graphics, Adobe XD, No-Code Development, Graphic Design, Prototyping, Typography, Visual Design, Design, Design Elements And Principles, Augmented and Virtual Reality (AR/VR), Style Guides, Storytelling, Creative Design, Design Strategies
Beginner · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Unsupervised Learning, Supervised Learning, Deep Learning, Machine Learning Algorithms, Dimensionality Reduction, Applied Machine Learning, Decision Tree Learning, Scikit Learn (Machine Learning Library), Matplotlib, Random Forest Algorithm, Machine Learning, Predictive Modeling, Keras (Neural Network Library), Artificial Neural Networks, Python Programming, Classification And Regression Tree (CART), Data Science, Tensorflow, Mathematical Modeling, Computer Vision
Build toward a degree
Intermediate · Specialization · 3 - 6 Months