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  1. 1 2:21 First Course in Number Theory | Lecture 0 Course Announcement The Hidden Library of Mathematics · 6K views
  2. 2 26:46 First Course in Number Theory | Lecture 1.1 Division The Hidden Library of Mathematics · 4.5K views
  3. 3 31:29 First Course in Number Theory | Lecture 1.2 Division with Remainder The Hidden Library of Mathematics · 1.9K views
  4. 4 43:47 First Course in Number Theory | Lecture 1.3 Congruences The Hidden Library of Mathematics · 1.5K views
  5. 5 10:03 First Course in Number Theory | Lecture 1.4 Divisibility Tests The Hidden Library of Mathematics · 793 views
  6. 6 28:47 First Course in Number Theory | Lecture 1.5 Three Puzzles The Hidden Library of Mathematics · 2K views
  7. 7 25:38 First Course in Number Theory | Lecture 1.6 Rainbow Hat Puzzle The Hidden Library of Mathematics · 896 views
  8. 8 39:07 First Course in Number Theory | Lecture 2.1 Congruences and Inverses The Hidden Library of Mathematics · 644 views
  9. 9 41:09 First Course in Number Theory | Lecture 2.2 Interlude: Another View of Modular Arithmetic The Hidden Library of Mathematics · 476 views
  10. 10 51:12 First Course in Number Theory | Lecture 2.3 An Equipartition Property The Hidden Library of Mathematics · 449 views
  11. 11 41:01 First Course in Number Theory | Lecture 2.4 A Factoring Property The Hidden Library of Mathematics · 342 views
  12. 12 1:00:54 First Course in Number Theory | Lecture 2.5 Second Equipartition Property The Hidden Library of Mathematics · 297 views
  13. 13 15:36 First Course in Number Theory | Lecture 2.6 Ball Boggle The Hidden Library of Mathematics · 232 views
  14. 14 28:14 First Course in Number Theory | Lecture 3.1 Greatest Common Divisor The Hidden Library of Mathematics · 320 views
  15. 15 9:40 First Course in Number Theory | Lecture 3.2 Computing GCD The Hidden Library of Mathematics · 219 views
  16. 16 26:22 First Course in Number Theory | Lecture 3.3 Bezout’s Theorem The Hidden Library of Mathematics · 380 views
  17. 17 25:15 First Course in Number Theory | Lecture 3.4 Important Properties of GCD The Hidden Library of Mathematics · 243 views
  18. 18 26:55 First Course in Number Theory | Lecture 3.5 Applications of Bezout’s Theorem The Hidden Library of Mathematics · 298 views
  19. 19 29:03 First Course in Number Theory | Lecture 3.6 Order The Hidden Library of Mathematics · 324 views
  20. 20 26:45 First Course in Number Theory | Lecture 3.7 A Cyclicity Property The Hidden Library of Mathematics · 237 views
  21. 21 32:57 First Course in Number Theory | Lecture 3.8 Coin Problem The Hidden Library of Mathematics · 249 views
  22. 22 24:51 First Course in Number Theory | Lecture 4.1 Primes The Hidden Library of Mathematics · 441 views
  23. 23 13:02 First Course in Number Theory | Lecture 4.2 Fundamental Theorem of Arithmetic The Hidden Library of Mathematics · 273 views
  24. 24 4:45 First Course in Number Theory | Lecture 4.3 Sieve of Eratosthenes The Hidden Library of Mathematics · 232 views
  25. 25 29:41 First Course in Number Theory | Lecture 4.4 Wilson’s Theorem The Hidden Library of Mathematics · 374 views
  26. 26 32:22 First Course in Number Theory | Lecture 4.5 Fermat’s Little Theorem The Hidden Library of Mathematics · 372 views
  27. 27 15:13 First Course in Number Theory | Lecture 4.6 Two Very Special Cases of Dirichlet The Hidden Library of Mathematics · 262 views
  28. 28 22:22 First Course in Number Theory | Lecture 5.1 Chinese Remainder Theorem The Hidden Library of Mathematics · 466 views
  29. 29 16:22 First Course in Number Theory | Lecture 5.2 Chinese Remainder Theorem Revisited The Hidden Library of Mathematics · 281 views
  30. 30 25:27 First Course in Number Theory | Lecture 5.3 Puzzle Session The Hidden Library of Mathematics · 296 views
  31. 31 18:01 First Course in Number Theory | Lecture 6.1 The Totient Function The Hidden Library of Mathematics · 426 views
  32. 32 12:10 First Course in Number Theory | Lecture 6.2 Generalization by Euler of Fermat The Hidden Library of Mathematics · 528 views