Sjmarf to People [email protected] • 1 month agoIt looks so wrongsh.itjust.worksmessage-square72fedilinkarrow-up1632
arrow-up1632imageIt looks so wrongsh.itjust.worksSjmarf to People [email protected] • 1 month agomessage-square72fedilink
minus-square@[email protected]linkfedilink15•edit-21 month 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-square@[email protected]linkfedilink2•1 month 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.