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.

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

Whizlabs
Skills you'll gain: Microsoft Azure, Role-Based Access Control (RBAC), Cloud Storage, Identity and Access Management, Cloud Management, Data Management, Data Security, Data Governance, Data Encryption Standard
Intermediate · Course · 1 - 4 Weeks

Kotter
Skills you'll gain: Organizational Change, Change Management, Business Transformation, Leadership and Management, Organizational Structure, Organizational Leadership, People Management, Industrial and Organizational Psychology, Leadership Development, Leadership, Drive Engagement, Stakeholder Engagement, Diversity and Inclusion, Lifelong Learning
Beginner · Course · 1 - 4 Weeks

Universidad de los Andes
Skills you'll gain: Governance, Business Leadership, Business Management, Leadership and Management, Strategic Leadership, Business, Organizational Development, Succession Planning, Corporate Strategy, Business Continuity, Business Strategies, Business Valuation, Leadership, Entrepreneurship, Innovation, Value Propositions, Systems Thinking, Case Studies
Intermediate · Course · 1 - 3 Months

Emory University
Skills you'll gain: Public History, Community Development, Case Studies, Discussion Facilitation, Cultural Diversity, Socioeconomics, Surveys, Research
Beginner · Course · 1 - 4 Weeks
Korea Advanced Institute of Science and Technology(KAIST)
Skills you'll gain: Semiconductors, Electronics Engineering, Electronics, Process Engineering, Manufacturing Processes, Electronic Components, Chemical Engineering, Materials science, Chemistry
Intermediate · Course · 1 - 3 Months

Skills you'll gain: File Management, Document Management, Microsoft Power Automate/Flow, Email Automation, Version Control, Intranet, Automation
Beginner · Guided Project · Less Than 2 Hours

Universidades Anáhuac
Skills you'll gain: Agile Methodology, Team Management, Conflict Management, Team Building, Agile Project Management, Team Leadership, Employee Coaching, Sprint Retrospectives, Organizational Leadership, Leadership and Management, Lean Methodologies, Continuous Improvement Process, Interpersonal Communications
Beginner · Course · 1 - 3 Months

IE Business School
Skills you'll gain: Entrepreneurship, Business Risk Management, Growth Strategies, Risk Management, Business Development, Business Planning, Strategic Partnership, Business Strategies, Business Strategy, Market Share, Innovation, Problem Solving, Business Modeling, Leadership and Management, Competitive Analysis, Case Studies
Beginner · Course · 1 - 4 Weeks

Dartmouth College
Skills you'll gain: Music Theory, Music History, Musical Composition, Music, Classical Music, Music Performance, Performing Arts
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Data Structures, Graph Theory, Python Programming, Data Manipulation, Algorithms, Debugging
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Artificial Neural Networks, Data Visualization, Exploratory Data Analysis, Data Presentation, Applied Machine Learning, Machine Learning Methods, Predictive Modeling, Deep Learning, Classification And Regression Tree (CART), Data Analysis, Predictive Analytics, Machine Learning Algorithms, Machine Learning, Statistical Analysis, Feature Engineering, Python Programming
Beginner · Guided Project · Less Than 2 Hours