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.

Codio
Skills you'll gain: Algorithms, Data Structures, Java, Theoretical Computer Science, Computer Programming, Computational Thinking
Intermediate · Course · 1 - 4 Weeks

Arizona State University
Skills you'll gain: Team Leadership, Influencing, Team Building, Leadership, Teamwork, Leadership and Management, Leadership Development, Visionary, Communication, Self-Awareness
Beginner · Course · 1 - 3 Months

Università di Napoli Federico II
Skills you'll gain: Research Methodologies, Qualitative Research, Research Design, Social Sciences, Case Studies, Scientific Methods, Statistical Analysis, Computational Logic, Regression Analysis, Political Sciences
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Systems Thinking, Environmental Laws, Sustainable Development, Climate Change Adaptation, Land Development, Community Development, Environmental Policy, Sustainable Design, Stormwater Management, Social Justice, Environmental Resource Management, Socioeconomics, Climate Change Mitigation
Beginner · Course · 1 - 3 Months

University of Virginia
Skills you'll gain: Product Management, New Product Development, Agile Product Development, Stakeholder Engagement, Product Development, Product Improvement, Innovation, Product Roadmaps, Design Thinking, Analysis, Customer Insights, Growth Strategies, Product Testing, Communication, Business Modeling, Leadership and Management, Data-Driven Decision-Making
Beginner · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Linux Administration, Version Control, Linux, Git (Version Control System), Linux Commands, Network Troubleshooting, Operating System Administration, Bash (Scripting Language), Systems Administration, Scripting, Shell Script, User Accounts, System Configuration, Network Administration, File Management, Identity and Access Management, General Networking, Firewall, Command-Line Interface, Security Controls
Intermediate · Course · 1 - 3 Months

Alibaba Cloud Academy
Skills you'll gain: Data Visualization Software, Big Data, Apache Hadoop, Apache Spark, Apache Hive, Distributed Computing, Data Processing, Data Warehousing, Data Analysis, Data Integration, Cloud Security, Artificial Intelligence and Machine Learning (AI/ML), SQL
Intermediate · Course · 1 - 3 Months

Packt
Skills you'll gain: Ansible, Devops Tools, Containerization, Docker (Software), Artifactory, Kubernetes, Prometheus (Software), Apache Maven, GitHub, CI/CD, DevOps, Continuous Integration, Version Control, Application Deployment, Software Development Tools, Build Tools, Continuous Deployment, Grafana, Application Performance Management, Continuous Delivery
Intermediate · Specialization · 3 - 6 Months
Google Cloud
Skills you'll gain: Presentations, Google Workspace, Sales Presentations, Product Demonstration, Productivity Software, Version Control, Collaborative Software, Organizational Skills, Data Visualization, Multimedia, Data Sharing
Beginner · Course · 1 - 3 Months

Whizlabs
Skills you'll gain: Amazon S3, Cloud Storage, Data Storage, Data Storage Technologies, Data Store, Amazon Elastic Compute Cloud, AWS Identity and Access Management (IAM), Cloud Security, Security Controls, File Management, Authorization (Computing), File Systems, Key Management, Encryption
Intermediate · Course · 1 - 4 Weeks

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

Skills you'll gain: Music Theory, Music Performance, Music, Leadership, Booking (Sales), Professional Networking, Professional Development, Entrepreneurship, Verbal Communication Skills, Scheduling
Intermediate · Course · 1 - 3 Months