Number Theory Courses
Stanford University via Coursera Effective Thinking Through Mathematics
The University of Texas at Austin via edX Cryptography
University of Maryland, College Park via Coursera Математика для всех
Moscow Institute of Physics and Technology via Coursera Number Theory and Cryptography
University of California, San Diego via Coursera More Fun with Prime Numbers
Kyoto University via edX Математика для олимпиад по программированию
Samara University via Stepik Discrete Mathematics (IITG)
Indian Institute of Technology Guwahati via Swayam Maths Subject Knowledge: Understanding Numbers
National STEM Learning Centre via FutureLearn Introduction to Discrete Mathematics for Computer Science
University of California, San Diego via Coursera