Sjmarf to People Twitter · 1 day agoIt looks so wrongimagemessage-square48fedilinkarrow-up1500arrow-down124
arrow-up1476arrow-down1imageIt looks so wrongSjmarf to People Twitter · 1 day agomessage-square48fedilink
minus-squaresugar_in_your_tealinkfedilinkarrow-up10·edit-225 minutes agoYup, my personal prime check is: Even? Ends in 5? Digits sum to 3? If it fails all three and it’s not an “obvious” prime (<20), then it’s prime enough for me.
minus-squareKnock_Knock_Lemmy_In@lemmy.worldlinkfedilinkarrow-up2·6 hours agoAlso Ends in 0, but that’s covered by 5 really.
Yup, my personal prime check is:
If it fails all three and it’s not an “obvious” prime (<20), then it’s prime enough for me.
Also
Ends in 0,
but that’s covered by 5 really.
It’s also covered by being even.