threelonmusketeers@sh.itjust.works to Math Memes@lemmy.blahaj.zoneEnglish · 3 months agoJohn Conway proves that 91 is the smallest number which looks prime but isn'twww.youtube.comexternal-linkmessage-square19fedilinkarrow-up143arrow-down11
arrow-up142arrow-down1external-linkJohn Conway proves that 91 is the smallest number which looks prime but isn'twww.youtube.comthreelonmusketeers@sh.itjust.works to Math Memes@lemmy.blahaj.zoneEnglish · 3 months agomessage-square19fedilink
minus-squaresmeg@feddit.uklinkfedilinkEnglisharrow-up4·3 months agoSurely it’s 1? Looks prime, and some people will even argue that it is!
minus-squaremvirts@lemmy.worldlinkfedilinkEnglisharrow-up4arrow-down1·3 months agoIts only factors are 1 and itself after all
Surely it’s 1? Looks prime, and some people will even argue that it is!
Its only factors are 1 and itself after all