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 Colorado System
Skills you'll gain: Business Intelligence, Decision Support Systems, Data Visualization, Business Process Management, Data Warehousing, Performance Measurement, MicroStrategy, Business Analytics, Dashboard, Data Visualization Software, Key Performance Indicators (KPIs), Data-Driven Decision-Making, Business Reporting, Data Analysis, Six Sigma Methodology
Mixed · Course · 1 - 3 Months

University of California San Diego
Skills you'll gain: Growth Mindedness, Technical Communication, Adaptability, Algorithms, Overcoming Obstacles, Software Engineering, Verbal Communication Skills, Interpersonal Communications, Communication, Problem Solving, Self-Awareness, Collaboration, Complex Problem Solving, Data Structures
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: MySQL, SQL, Relational Databases, Data Analysis, Computer Programming, Computer Science
Beginner · Guided Project · Less Than 2 Hours

EDHEC Business School
Skills you'll gain: Portfolio Management, Portfolio Risk, Investment Management, Financial Modeling, Return On Investment, Asset Management, Financial Market, Estimation, Statistical Methods, Python Programming, Risk Analysis, Time Series Analysis and Forecasting
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Calculus, Integral Calculus, Numerical Analysis, Advanced Mathematics, Mathematical Theory & Analysis, Data Integration, Mathematical Modeling, Data Analysis, Vector Databases, Probability, Geometry, Applied Mathematics, Mechanics, Engineering Calculations, Spatial Data Analysis, Derivatives, Physics
Intermediate · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Algebra, Calculus, Graphing, Applied Mathematics, Data Science, Derivatives, Numerical Analysis, Mathematical Theory & Analysis
Intermediate · Course · 1 - 3 Months
University of Pennsylvania
Skills you'll gain: People Management, Employee Performance Management, Leadership and Management, Decision Making, Organizational Change, Organizational Structure, Performance Appraisal, Team Motivation, Diversity Equity and Inclusion Initiatives, Compensation Management, Job Analysis, Recruitment, Leadership, Change Management, Constructive Feedback
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: GitHub, Unix, Git (Version Control System), Unix Commands, Version Control, Bash (Scripting Language), Ubuntu, Command-Line Interface, Cloud Computing, Shell Script, Linux, Mac OS, Scripting, Scripting Languages, Programming Principles, File Management
Beginner · Course · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Financial Accounting, Balance Sheet, Financial Reporting, Revenue Recognition, Income Statement, Financial Statements, Generally Accepted Accounting Principles (GAAP), Contract Accounting, Accounting, Accrual Accounting, Cash Flows, Financial Analysis, International Financial Reporting Standards
Build toward a degree
Intermediate · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Manufacturing Operations, Production Planning, Digital Transformation, Technology Strategies, Business Modeling, Product Lifecycle Management, Internet Of Things, Simulation and Simulation Software, Emerging Technologies, Real Time Data, Trend Analysis, Risk Analysis, Business
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Control Systems, Mathematical Modeling, Engineering Analysis, Differential Equations, Systems Analysis, Electrical Systems, Mechanics, Systems Thinking, Applied Mathematics, Performance Testing, Basic Electrical Systems
Build toward a degree
Intermediate · Course · 1 - 3 Months

Cisco Learning and Certifications
Skills you'll gain: Ansible, Development Environment, Postman API Platform, Restful API, Authentications, YAML, Software Development Methodologies, Software-Defined Networking, CI/CD, DevOps, IT Automation, Network Engineering, Network Architecture, Network Administration, Application Programming Interface (API), Scripting, JSON, Data Modeling, Version Control, Network Protocols
Beginner · Specialization · 3 - 6 Months