Video · 63 and -7/4 are special – Numberphile TwitterShare on Facebook2K 1 289 675 views Numberphile - March 24, 2014 Science Numberphile More Videos The Abel (not Nobel) Prize – Numberphile Science · 1 week ago The Abel (not Nobel) Prize – Numberphile Science · 1 week ago The Unsolved Lollipop Problem – Numberphile Science · 2 weeks ago Red & Black Knights (extraordinary result) – Numberphile Science · May 12, 2026 Entirely Ridiculously Big Numbers – Numberphile Science · May 4, 2026 Mathematician Attempts Art – Numberphile Science · April 14, 2026 4211 – The Party Pooper Prime – Numberphile Science · April 7, 2026 The Original Biggest Numbers – Numberphile Science · March 31, 2026
