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 Pennsylvania
Skills you'll gain: Feature Engineering, Unsupervised Learning, Model Evaluation, Predictive Modeling, Predictive Analytics, Decision Tree Learning, Classification And Regression Tree (CART), Supervised Learning, Forecasting, Machine Learning Methods, Random Forest Algorithm, Analytics, Statistical Modeling, Regression Analysis, Machine Learning, Logistic Regression, Python Programming
Beginner · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Data Governance, Database Management, Database Systems, Databases, NoSQL, SQL, MongoDB, Relational Databases, Big Data, Graph Theory, Data Storage, Apache Hadoop, Data Manipulation
Build toward a degree
Mixed · Course · 1 - 3 Months

Politecnico di Milano
Skills you'll gain: Health Policy, Economics, Policy, and Social Studies, Crisis Management, Environmental Monitoring, Policty Analysis, Research, and Development, Emergency Response, Spatial Data Analysis, Socioeconomics, Geographic Information Systems, Public Health, Public Health and Disease Prevention, Infectious Diseases, Data Science, Financial Modeling, Finance, Network Analysis, Data Collection, Stakeholder Engagement
Beginner · Course · 1 - 3 Months

University of Maryland, College Park
Skills you'll gain: Self-Awareness, Professional Development, Personal Development, Smart Goals, Goal Setting, Emotional Intelligence, Leadership Development, Empathy & Emotional Intelligence, Adaptability, Cognitive flexibility, Dealing With Ambiguity, Team Leadership, Team Performance Management, Leadership and Management, Leadership, Team Management, Growth Mindedness, Decision Making
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Science, Unsupervised Learning, Exploratory Data Analysis, Probability & Statistics, Machine Learning Algorithms, Applied Machine Learning, Classification And Regression Tree (CART), Data Analysis, Python Programming, Random Forest Algorithm, Dimensionality Reduction, Predictive Modeling, NumPy, Regression Analysis, Statistical Analysis, Data Processing, Deep Learning, Pandas (Python Package), Data Visualization, Data Manipulation
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Business Strategy, Organizational Strategy, Business Planning, Strategic Decision-Making, Stakeholder Management, Data Visualization, Competitive Analysis, Market Analysis, Goal Setting, Key Performance Indicators (KPIs), Analysis, Performance Metric
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Creative Design, Design Elements And Principles, Graphical Tools, Digital Design, Graphics Software, Storytelling, Creativity, Color Theory
Mixed · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Rmarkdown, Data Science, R (Software), GitHub, Data Literacy, Version Control, Data Analysis, Big Data, R Programming, Git (Version Control System), Statistical Programming, Data Quality, Data Management
Mixed · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: User Research, UI/UX Research, User Experience Design, Logo Design, User Centered Design, Experience Design, Usability, Wireframing, Mockups, Prototyping, Persona Development, Graphic and Visual Design
Beginner · Course · 1 - 3 Months

Skills you'll gain: Descriptive Statistics, Model Evaluation, Feature Engineering, Probability & Statistics, Supervised Learning, Statistical Hypothesis Testing, Exploratory Data Analysis, Box Plots, Regression Analysis, Statistics, Predictive Modeling, Time Series Analysis and Forecasting, Data Science, Histogram, Data Visualization, Statistical Analysis, Integrated Development Environments, Computer Networking, Python Programming, Server Side
Beginner · Specialization · 3 - 6 Months

Yale University
Skills you'll gain: Environment, Sustainable Development, Systems Thinking, Climate Change Programs, Sustainable Systems, Environmental Science, Liberal Arts, Cultural Diversity, Storytelling, World History, Governance
Mixed · Course · 1 - 3 Months

Skills you'll gain: Amazon Web Services, Disaster Recovery, Amazon Elastic Compute Cloud, Firewall, Network Security, Cloud Security, Application Security, Cloud Solutions, Scalability, Security Controls, Network Troubleshooting, Amazon CloudWatch, Network Administration, Identity and Access Management, Virtual Private Networks (VPN)
Intermediate · Course · 1 - 4 Weeks