threelonmusketeers@sh.itjust.works to Math Memes@lemmy.blahaj.zoneEnglish · 2 months agoJohn Conway proves that 91 is the smallest number which looks prime but isn'twww.youtube.comexternal-linkmessage-square19fedilinkarrow-up1109arrow-down13
arrow-up1106arrow-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 · 2 months agomessage-square19fedilink
minus-squaresmeg@feddit.uklinkfedilinkEnglisharrow-up4·2 months agoSurely it’s 1? Looks prime, and some people will even argue that it is!
minus-squaremvirts@lemmy.worldlinkfedilinkEnglisharrow-up5arrow-down1·2 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