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.

University of Minnesota
Skills you'll gain: Human Resource Strategy, Human Resources, Human Capital, Compensation Management, Resource Management, People Management, Employee Performance Management, Industrial and Organizational Psychology, Labor Law, Employee Engagement
Mixed · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Combinatorics, Theoretical Computer Science, Algorithms, Graph Theory, Computational Thinking, Data-oriented programming, Operations Research, Python Programming, Mathematical Modeling
Beginner · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Goal Setting, Smart Goals, Professional Networking, Business Management, Professional Development, Staff Management, Leadership and Management, Operations Management, People Management, Business Administration, Planning, Customer Relationship Management, Organizational Leadership, Organizational Strategy, Leadership, Change Management
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Musical Composition, Music, Music Theory, Music Performance
Intermediate · Course · 1 - 3 Months

Columbia University
Skills you'll gain: International Finance, Derivatives, Financial Systems, Balance Sheet, Financial Market, Payment Systems, Banking, Capital Markets, Economics, Market Liquidity, Financial Regulation, Finance, Market Dynamics
Mixed · Course · 3 - 6 Months

Universidad Nacional Autónoma de México
Skills you'll gain: Supervision, Organizational Strategy, Leadership and Management, Delegation Skills, Organizational Skills, Strategic Planning, Leadership Development, Time Management, Team Leadership, Leadership, Emotional Intelligence, Productivity, Quality Management, Organizational Leadership, Strategic Leadership, Creative Problem-Solving, Business Planning, People Management, Brainstorming, Coaching
Beginner · Specialization · 3 - 6 Months

Universitat Politècnica de València
Skills you'll gain: Calculus, Algebra, Derivatives, Applied Mathematics, Mathematical Theory & Analysis, Trigonometry, Geometry, Graphing
Beginner · Course · 1 - 3 Months

Berklee
Skills you'll gain: Music Theory, Music, Musical Composition, File Management, Instrumental Music, Music Performance, Self-Awareness, Verbal Communication Skills, Performing Arts, Automation, Editing, Technical Support, Creativity
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Web Content Accessibility Guidelines, Multimedia, Content Creation, User Experience Design, Adobe Creative Cloud, Design Elements And Principles, Design, Visual Design, Diversity and Inclusion, Graphic and Visual Design, Graphic Design, Creative Design, User Centered Design, Color Theory
Beginner · Course · 1 - 4 Weeks

Wesleyan University
Skills you'll gain: Integral Calculus, Mathematical Theory & Analysis, Algebra, Advanced Mathematics, Geometry, Calculus, Trigonometry, Graphing
Intermediate · Course · 1 - 3 Months
Stanford University
Skills you'll gain: Algorithms, Graph Theory, Theoretical Computer Science, Computational Thinking, Data Structures, Pseudocode, Operations Research
Intermediate · Course · 1 - 4 Weeks

The University of Sydney
Skills you'll gain: Mental Health, Stress Management, Mindfulness, Psychiatry, Positivity, Optimism, Resilience, Behavioral Health, Mental Health Therapies, Psychotherapy, Personal Development, Mental and Behavioral Health, Creativity, Cognitive Behavioral Therapy, Substance Abuse, Empowerment, Relationship Building, Exercise Therapy
Mixed · Course · 1 - 3 Months