threelonmusketeers to Math Memes@lemmy.blahaj.zoneEnglish • 7 months agoJohn Conway proves that 91 is the smallest number which looks prime but isn'twww.youtube.commessage-square19fedilinkarrow-up1113arrow-down13
arrow-up1110arrow-down1external-linkJohn Conway proves that 91 is the smallest number which looks prime but isn'twww.youtube.comthreelonmusketeers to Math Memes@lemmy.blahaj.zoneEnglish • 7 months agomessage-square19fedilink
minus-squarebeefbotlinkfedilinkEnglish30•7 months agoSome superstitious nerdy teenagers convinced small child me that 91 was a universal anomaly bc it’s 13 (bad luck) * 7 (good luck), so my weird brain never saw 91 as prime , & I can’t be the only person this happened to
Some superstitious nerdy teenagers convinced small child me that 91 was a universal anomaly bc it’s 13 (bad luck) * 7 (good luck), so my weird brain never saw 91 as prime , & I can’t be the only person this happened to