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Numberphile

@numberphile · 4.8M subscribers

Numberphile’s most viewed videos of 2013

Lifetime totals, not views in this range.

Snapshot from 19 Oct 2026.

  1. Rank 1:
    158,962,555,217,826,360,000 (Enigma Machine) - Numberphile

    158,962,555,217,826,360,000 (Enigma Machine) - Numberphile

    6.7M views10 Jan 201311:52(opens in a new tab)

  2. Rank 2:
    The problem in Good Will Hunting - Numberphile

    The problem in Good Will Hunting - Numberphile

    6.5M views4 Mar 20134:54(opens in a new tab)

  3. Rank 3:
    Flaw in the Enigma Code - Numberphile

    Flaw in the Enigma Code - Numberphile

    5.4M views14 Jan 201310:58(opens in a new tab)

  4. Rank 4:
    British Numbers confuse Americans - Numberphile

    British Numbers confuse Americans - Numberphile

    5.1M views25 Jul 201314:29(opens in a new tab)

  5. Rank 5:
    Number Trick - Numberphile

    Number Trick - Numberphile

    4.9M views2 Jun 20133:29(opens in a new tab)

  6. Rank 6:
    One minus one plus one minus one - Numberphile

    One minus one plus one minus one - Numberphile

    4.8M views25 Jun 201311:10(opens in a new tab)

  7. Rank 7:
    Zero Factorial - Numberphile

    Zero Factorial - Numberphile

    4.6M views8 Jun 20137:36(opens in a new tab)

  8. Rank 8:
    Log Tables - Numberphile

    Log Tables - Numberphile

    3.9M views5 Sept 20135:10(opens in a new tab)

  9. Rank 9:
    Zeno's Paradox - Numberphile

    Zeno's Paradox - Numberphile

    3.5M views7 Apr 201312:05(opens in a new tab)

  10. Rank 10:
    How Pi was nearly changed to 3.2 - Numberphile

    How Pi was nearly changed to 3.2 - Numberphile

    3.4M views12 Mar 20134:56(opens in a new tab)

  11. Rank 11:
    Illegal Numbers - Numberphile

    Illegal Numbers - Numberphile

    3.3M views13 May 20135:59(opens in a new tab)

  12. Rank 12:
    Math Jokes Explained - Numberphile

    Math Jokes Explained - Numberphile

    2.9M views20 May 20137:00(opens in a new tab)

  13. Rank 13:
    Fibonacci Mystery - Numberphile

    Fibonacci Mystery - Numberphile

    2.7M views18 Sept 20139:48(opens in a new tab)

  14. Rank 14:
    Connect Four - Numberphile

    Connect Four - Numberphile

    2.7M views1 Dec 20135:02(opens in a new tab)

  15. Rank 15:
    Who was the REAL Good Will Hunting? - Numberphile

    Who was the REAL Good Will Hunting? - Numberphile

    2.6M views8 Mar 20138:37(opens in a new tab)

  16. Rank 16:
    Fermat's Last Theorem - Numberphile

    Fermat's Last Theorem - Numberphile

    2.5M views24 Sept 20139:31(opens in a new tab)

  17. Rank 17:
    Squaring the Circle - Numberphile

    Squaring the Circle - Numberphile

    2.4M views25 Mar 20137:34(opens in a new tab)

  18. Rank 18:
    Transcendental Numbers - Numberphile

    Transcendental Numbers - Numberphile

    2.2M views12 Jun 201313:41(opens in a new tab)

  19. Rank 19:
    Infinity Paradoxes - Numberphile

    Infinity Paradoxes - Numberphile

    1.8M views15 Jul 20139:45(opens in a new tab)

  20. Rank 20:
    Homer Simpson vs Pierre de Fermat - Numberphile

    Homer Simpson vs Pierre de Fermat - Numberphile

    1.6M views29 Sept 20137:53(opens in a new tab)

  21. Rank 21:
    Pi and Four Fingers - Numberphile

    Pi and Four Fingers - Numberphile

    1.6M views31 Oct 20139:40(opens in a new tab)

  22. Rank 22:
    Sloane's Gap - Numberphile

    Sloane's Gap - Numberphile

    1.5M views15 Oct 20137:27(opens in a new tab)

  23. Rank 23:
    Prime Spirals - Numberphile

    Prime Spirals - Numberphile

    1.5M views9 Jul 20139:06(opens in a new tab)

  24. Rank 24:
    Problems with French Numbers - Numberphile

    Problems with French Numbers - Numberphile

    1.5M views19 Mar 20139:56(opens in a new tab)

  25. Rank 25:
    How did the NSA hack our emails?

    How did the NSA hack our emails?

    1.2M views22 Dec 201310:59(opens in a new tab)

  26. Rank 26:
    Random Numbers - Numberphile

    Random Numbers - Numberphile

    1.1M views10 Apr 201311:39(opens in a new tab)

  27. Rank 27:
    Pi and the size of the Universe - Numberphile

    Pi and the size of the Universe - Numberphile

    1.1M views20 Feb 20135:34(opens in a new tab)

  28. Rank 28:
    Gaps between Primes - Numberphile

    Gaps between Primes - Numberphile

    1M views27 May 20138:59(opens in a new tab)

  29. Rank 29:
    Safe Cracking with Feynman - Numberphile

    Safe Cracking with Feynman - Numberphile

    1M views27 Mar 20138:23(opens in a new tab)

  30. Rank 30:
    Number 1 and Benford's Law - Numberphile

    Number 1 and Benford's Law - Numberphile

    1M views20 Jan 20139:14(opens in a new tab)

  31. Rank 31:
    Calculating Pi with Real Pies - Numberphile

    Calculating Pi with Real Pies - Numberphile

    984.8K views11 Mar 20133:14(opens in a new tab)

  32. Rank 32:
    Phone Buttons - Numberphile

    Phone Buttons - Numberphile

    931.3K views29 Aug 20137:41(opens in a new tab)

  33. Rank 33:
    End of Time (Unix) - Numberphile

    End of Time (Unix) - Numberphile

    925K views29 Jan 20138:00(opens in a new tab)

  34. Rank 34:
    Why 381,654,729 is awesome - Numberphile

    Why 381,654,729 is awesome - Numberphile

    906.6K views21 May 20139:06(opens in a new tab)

  35. Rank 35:
    Calculator Unboxing #1 - Numberphile

    Calculator Unboxing #1 - Numberphile

    900.9K views6 Oct 201313:50(opens in a new tab)

  36. Rank 36:
    Infinite Primes - Numberphile

    Infinite Primes - Numberphile

    882.4K views23 Apr 20137:06(opens in a new tab)

  37. Rank 37:
    Base Number Jokes Explained - Numberphile

    Base Number Jokes Explained - Numberphile

    824K views20 May 20134:04(opens in a new tab)

  38. Rank 38:
    Primes are like Weeds (PNT) - Numberphile

    Primes are like Weeds (PNT) - Numberphile

    813.9K views13 Aug 20138:41(opens in a new tab)

  39. Rank 39:
    Awesome Prime Number Constant (Mills' Constant) - Numberphile

    Awesome Prime Number Constant (Mills' Constant) - Numberphile

    743.1K views18 Jul 20137:26(opens in a new tab)

  40. Rank 40:
    87,539,319 - Numberphile

    87,539,319 - Numberphile

    718.1K views27 Nov 20138:35(opens in a new tab)

  41. Rank 41:
    Pebbling a Chessboard - Numberphile

    Pebbling a Chessboard - Numberphile

    693.8K views19 Dec 201313:42(opens in a new tab)

  42. Rank 42:
    Calculator Unboxing #3 (Casio Watch) - Numberphile

    Calculator Unboxing #3 (Casio Watch) - Numberphile

    663.8K views26 Dec 20137:38(opens in a new tab)

  43. Rank 43:
    Dragon Curve - Numberphile

    Dragon Curve - Numberphile

    655.1K views5 Feb 20137:04(opens in a new tab)

  44. Rank 44:
    19 out of 20 - Numberphile

    19 out of 20 - Numberphile

    645.5K views19 Mar 20133:53(opens in a new tab)

  45. Rank 45:
    Shapes and Solids of Constant Width - Numberphile

    Shapes and Solids of Constant Width - Numberphile

    623.4K views11 Nov 20139:28(opens in a new tab)

  46. Rank 46:
    Is it Math or Maths? - Numberphile

    Is it Math or Maths? - Numberphile

    621K views19 Jun 20136:43(opens in a new tab)

  47. Rank 47:
    New Largest Known Prime Number - Numberphile

    New Largest Known Prime Number - Numberphile

    542.7K views7 Feb 20137:20(opens in a new tab)

  48. Rank 48:
    Googol Song - Numberphile

    Googol Song - Numberphile

    536.6K views22 May 20136:38(opens in a new tab)

  49. Rank 49:
    Cyclic Numbers - Numberphile

    Cyclic Numbers - Numberphile

    530K views27 Oct 201311:29(opens in a new tab)

  50. Rank 50:
    WARNING: Contains Numbers

    WARNING: Contains Numbers

    507.1K views15 Sept 20135:34(opens in a new tab)