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.

Dartmouth College
Skills you'll gain: C (Programming Language), Embedded Systems, Data Structures, System Programming, Algorithms, Computer Programming, Linux, Computer Programming Tools, Debugging
Beginner · Course · 1 - 3 Months

Skills you'll gain: Key Performance Indicators (KPIs), Performance Measurement, Business Metrics, Continuous Improvement Process, Performance Analysis, Business Process Improvement, Performance Improvement, Performance Reporting, Operational Performance Management, Business Analysis, Data-Driven Decision-Making, Business Priorities, Operational Efficiency, Business Reporting, Smart Goals
Beginner · Course · 1 - 4 Weeks

The University of Chicago
Skills you'll gain: Keras (Neural Network Library), Unsupervised Learning, Machine Learning Algorithms, Deep Learning, Machine Learning, Applied Machine Learning, Scikit Learn (Machine Learning Library), Classification Algorithms, Supervised Learning, Regression Analysis, Random Forest Algorithm, Dimensionality Reduction, Model Evaluation, Data Preprocessing, Statistical Methods, Tensorflow, Feature Engineering, Pandas (Python Package)
Intermediate · Course · 1 - 3 Months

Pontificia Universidad Católica de Chile
Skills you'll gain: Traffic Flow Optimization, Transportation Operations, Supply And Demand, Network Analysis, Network Model, Mathematical Modeling, Game Theory, Graph Theory, Economics, Algorithms, Applied Mathematics
Beginner · Course · 1 - 3 Months
Amazon Web Services
Skills you'll gain: Prompt Engineering, Amazon Bedrock, Responsible AI, Application Deployment, Amazon Elastic Compute Cloud, Unit Testing, Amazon Web Services, Version Control, Generative AI, LLM Application, AI Enablement, Test Case, DevOps, Retrieval-Augmented Generation, CI/CD, Artificial Intelligence, Software Configuration Management, Application Lifecycle Management
Beginner · Course · 1 - 4 Weeks

ESADE Business and Law School
Skills you'll gain: Succession Planning, Business Management, Systems Thinking, Governance, Relationship Management, Business Systems, Organizational Development, Risk Analysis, Communication, Leadership, Business Modeling, Industrial and Organizational Psychology, Business Analysis, Human Resources, Case Studies, Decision Making
Beginner · Course · 1 - 3 Months

O.P. Jindal Global University
Skills you'll gain: Economics, Economic Development, International Finance, Financial Policy, Business Economics, Supply And Demand, Socioeconomics, Policy Analysis, Public Policies, Accounting, Growth Strategies, Critical Thinking
Build toward a degree
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Game Theory, Human Development, Behavioral Economics, Artificial Intelligence, Psychology, Simulations, Anthropology, Mathematical Modeling, Sociology
Beginner · Course · 1 - 4 Weeks

University of Washington
Skills you'll gain: GitHub, Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), Version Control, Git (Version Control System), HTML and CSS, Web Design and Development, Web Development, Front-End Web Development, Web Content Accessibility Guidelines, Cloud Hosting, Debugging, Semantic Web, Web Analytics and SEO, Responsive Web Design
Beginner · Course · 1 - 4 Weeks

Institute for the Future
Skills you'll gain: Organizational Leadership, Visionary, Crisis Management, Forecasting, Business Continuity Planning, Resilience, Risk Analysis, Adaptability, Systems Thinking, Social Impact, Strategic Thinking, Innovation, Change Management, Trend Analysis, Social Justice
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Team Leadership, Virtual Teams, Team Building, Conflict Management, Teamwork, Leadership and Management, Intercultural Competence, Program Management, Project Management, Organizational Leadership, Leadership, Communication Strategies, Simulation and Simulation Software, Communication
Beginner · Course · 1 - 4 Weeks

28DIGITAL
Skills you'll gain: Computational Logic, Combinatorics, Logical Reasoning, Mathematical Modeling, Theoretical Computer Science, Applied Mathematics, Algorithms, Linear Algebra, Verification And Validation, Arithmetic
Intermediate · Course · 1 - 4 Weeks