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.

Scrimba
Skills you'll gain: Responsive Web Design, JSON, User Interface (UI) Design, Color Theory, Cascading Style Sheets (CSS), User Interface (UI), HTML and CSS, Hypertext Markup Language (HTML), Restful API, Web Content Accessibility Guidelines, Event-Driven Programming, Web Design, Typography, Web Applications, Application Programming Interface (API), React.js, Web Design and Development, Web Development Tools, Javascript, Web Development
Beginner · Specialization · 3 - 6 Months

Lund University
Skills you'll gain: Legal Research, Law, Regulation, and Compliance, International Relations, European History, Regulatory Compliance, Business Economics, Compliance Management, Environmental Laws, E-Commerce, Public Policies, Case Law, Labor Law, Commercial Laws, Governance
Beginner · Course · 1 - 3 Months

Universidad de Palermo
Skills you'll gain: Human Capital, Management Accounting, Human Resource Strategy, Human Resources Management and Planning, Branding, Cost Management, Cost Accounting, Marketing, Talent Management, Brand Management, Business Economics, Accounting, Strategic Marketing, Budgeting, Cash Flows, Business Leadership, Organizational Strategy, Market Dynamics, Decision Making, Economics
Beginner · Specialization · 3 - 6 Months

Duke University
Skills you'll gain: Innovation, Entrepreneurship, Team Building, Business Modeling, Environmental Issue, New Business Development, Sustainable Business, Business Strategy, Corporate Sustainability, Sustainable Development, Business Development, Entrepreneurial Finance, Action Oriented, Stakeholder Engagement, Case Studies, Market Opportunities
Beginner · Course · 1 - 3 Months

University of Geneva
Skills you'll gain: International Relations, Leadership and Management, Strategic Partnership, Marketing, Fundraising, Leadership, Governance, Public Policies, Business, Organizational Strategy, Organizational Structure, Diplomacy, World History
Beginner · Course · 1 - 3 Months

Eindhoven University of Technology
Skills you'll gain: Statistical Inference, Scientific Methods, Statistical Hypothesis Testing, Quantitative Research, Bayesian Statistics, Statistical Analysis, Probability & Statistics, Sample Size Determination, Research, R Programming, Data Sharing
Intermediate · Course · 1 - 3 Months

University of California, Davis
Skills you'll gain: Version Control, Hypertext Markup Language (HTML), GitHub, Git (Version Control System), HTML and CSS, Cascading Style Sheets (CSS), Web Design and Development, Web Development, Web Design, Image Quality, Web Content, Web Servers, Semantic Web, Cloud Hosting
Beginner · Course · 1 - 4 Weeks
University of Pennsylvania
Skills you'll gain: People Management, Financial Reporting, Financial Acumen, Financial Data, Financial Statements, Social Determinants Of Health, Managed Care, Operations Management, Income Statement, Employee Performance Management, Financial Analysis, Leadership and Management, Health Systems, Health Care Administration, Innovation, Value-Based Care, Business Reporting, Decision Making, Health Care Procedure and Regulation, Insurance
Beginner · Specialization · 3 - 6 Months

Measure What Matters
Skills you'll gain: Smart Goals, Goal Setting, Key Performance Indicators (KPIs), Organizational Effectiveness, Organizational Leadership, Business Priorities, Organizational Strategy, Leadership and Management, Performance Management, Team Performance Management, Employee Performance Management, Prioritization, Recognizing Others, Performance Measurement, Planning, Business Strategy, Constructive Feedback, Communication
Beginner · Course · 1 - 4 Weeks

National Taiwan University
Skills you'll gain: Artificial Intelligence, Simulations, Logical Reasoning, Computer Vision, Computer Science, Programming Principles, Computational Thinking, Algorithms, Game Theory, Machine Learning
Beginner · Course · 1 - 3 Months

University of Maryland, College Park
Skills you'll gain: Personal Development, Professional Development, Cultural Diversity, Adaptability
Beginner · Course · 1 - 4 Weeks

Akamai Technologies, Inc.
Skills you'll gain: Endpoint Security, Database Systems, Computer Security Incident Management, Security Management, Ubuntu, Routing Protocols, Database Design, Application Development, Network Architecture, Linux Commands, TCP/IP, Operating Systems, Database Theory, Web Design and Development, Cascading Style Sheets (CSS), Web Development, Data Structures, Python Programming, Data Analysis, Software Development
Beginner · Professional Certificate · 3 - 6 Months