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.

Universitat Politècnica de València
Skills you'll gain: Linear Algebra, Algebra, Applied Mathematics
Intermediate · Course · 1 - 4 Weeks

Tecnológico de Monterrey
Skills you'll gain: Arithmetic, Mathematics Education, Mathematical Modeling, Digital pedagogy, General Mathematics, Calculus, Applied Mathematics, Linear Algebra, Mathematical Software, Algebra, Graphing
★ 4.8 (1K) · Mixed · Course · 1 - 4 Weeks

Korea Advanced Institute of Science and Technology(KAIST)
Skills you'll gain: Linear Algebra, Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence, Applied Mathematics, Deep Learning, Machine Learning
★ 4.4 (33) · Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Trigonometry, Systems Of Measurement, General Mathematics, Geometry, Mathematical Modeling, Graphing, Algebra, Applied Mathematics
★ 4.7 (109) · Beginner · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Descriptive Statistics, Bayesian Statistics, Statistical Hypothesis Testing, Probability & Statistics, Sampling (Statistics), Statistical Methods, Probability Distribution, Probability, Statistical Inference, Statistics, A/B Testing, Statistical Analysis, Statistical Machine Learning, Data Science, Exploratory Data Analysis, Correlation Analysis, Histogram, Statistical Visualization, Box Plots
★ 4.6 (687) · Intermediate · Course · 1 - 4 Weeks

Universidad de Palermo
Skills you'll gain: Business Mathematics, Profit and Loss (P&L) Management, Applied Mathematics, Income Statement, Graphing, Gross Profit, Financial Analysis, Case Studies, Business Metrics, Operating Cost, Business Analysis, Financial Statements, Arithmetic, Business, Algebra, Sales
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Mathematical Modeling, Graphing, Algebra, Applied Mathematics, Arithmetic
★ 4.8 (197) · Beginner · Course · 1 - 4 Weeks

Tecnológico de Monterrey
Skills you'll gain: Advanced Mathematics, Calculus, Applied Mathematics, Mathematics Education, Numerical Analysis, Mathematical Modeling, Digital pedagogy, Model Optimization, Algebra, Graphing, Derivatives, Graphical Tools
★ 4.7 (210) · Mixed · Course · 1 - 4 Weeks

Tecnológico de Monterrey
Skills you'll gain: Digital pedagogy, Education Software and Technology, Calculus, Applied Mathematics, Mechanics, Algebra, Mathematical Modeling, General Mathematics, Model Optimization, Mathematics Education, Mathematical Software, Graphing, Derivatives
★ 4.8 (341) · Mixed · Course · 1 - 4 Weeks

Institut Mines-Télécom
Skills you'll gain: Image Analysis, Digital Signal Processing, NumPy, Python Programming, Applied Mathematics
Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Public Key Infrastructure, Key Management, Cryptography, Cryptographic Protocols, Encryption, Authentications, Algorithms
★ 4.7 (282) · Intermediate · Course · 1 - 4 Weeks

Universidad Nacional Autónoma de México
Skills you'll gain: Algebra, Mathematical Software, Trigonometry, Mathematical Modeling, Graphing, Geometry, Arithmetic, Calculus
★ 4.5 (140) · Beginner · Course · 1 - 3 Months