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.

Coursera
Skills you'll gain: Canva (Software), Storyboarding, Color Theory, Graphic Design, Graphic and Visual Design, Organizational Skills, Design, Storytelling, Marketing
Intermediate · Guided Project · Less Than 2 Hours

Alfaisal University | KLD
Skills you'll gain: Economics, Supply And Demand, Social Impact, Estimation, Finance, Socioeconomics, Social Studies, Economic Development, Market Dynamics, Market Trend
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Business Strategy, Organizational Strategy, Business Planning, Strategic Decision-Making, Stakeholder Management, Data Visualization, Competitive Analysis, Market Analysis, Goal Setting, Key Performance Indicators (KPIs), Analysis, Performance Metric
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Version Control, Git (Version Control System), Selenium (Software), Test Automation, Jenkins, Test Script Development, Continuous Integration, Test Execution Engine, Test Data, Test Case, Software Testing, Software Design Patterns, Command-Line Interface, File I/O
Advanced · Course · 1 - 3 Months

Skills you'll gain: Shiny (R Package), FinTech, Financial Market, Financial Forecasting, Asset Management, Financial Analysis, Artificial Intelligence, Web Applications, Portfolio Management, Predictive Modeling, Time Series Analysis and Forecasting, Algorithms
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cascading Style Sheets (CSS), User Interface (UI) Design, Browser Compatibility, HTML and CSS, Web Design, Responsive Web Design, Usability, Color Theory, Animations, Web Development
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Version Control, GitHub, Git (Version Control System), Collaborative Software
Beginner · Guided Project · Less Than 2 Hours

Pearson
Skills you'll gain: Cloud-Native Computing, DevOps, Kubernetes, Application Deployment, Containerization, CI/CD, Istio, Continuous Integration, Microservices, Continuous Deployment, Serverless Computing, Git (Version Control System), Version Control, Cloud Deployment, Docker (Software), Software Development, Cloud Applications, OpenShift, Software Development Methodologies, Network Security
Intermediate · Specialization · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Precision Medicine, Game Theory, Reinforcement Learning, Data-Driven Decision-Making, Clinical Trials, Bioinformatics, Data Analysis, Image Analysis, Analytics, Markov Model, Bayesian Statistics, Time Series Analysis and Forecasting, Forecasting, Data Science, Strategic Decision-Making, Statistical Methods, Anomaly Detection, Applied Machine Learning, Cybersecurity, Statistical Analysis
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Strategic Decision-Making, Corporate Strategy, Business Strategies, Business Strategy, Business Ethics, Organizational Strategy, Strategic Leadership, Business Planning, Growth Strategies, Environmental Social And Corporate Governance (ESG), Strategic Prioritization, Strategic Planning, Strategic Thinking, Management Information Systems, Stakeholder Management, Business Administration, Plan Execution, Operational Efficiency, Business, Business Process Reengineering
Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Logo Design, Marketing Design, Graphic Design, Digital Design, Design, Collaborative Software, Advertising, Organizational Skills, Marketing, Color Theory
Intermediate · Guided Project · Less Than 2 Hours

Skillshare
Skills you'll gain: Cinematography, Photography, Video Editing, Videography, Post-Production, Color Theory, Image Quality
Intermediate · Course · 1 - 4 Weeks