Comment on Panik
Frozengyro@lemmy.world 8 months agoI’m sure every digit has rules to figure it out if you get technical enough.
Comment on Panik
Frozengyro@lemmy.world 8 months agoI’m sure every digit has rules to figure it out if you get technical enough.
logicbomb@lemmy.world 8 months ago
I looked up a rule for 7, and it seems like it would take about the same amount of time as actually dividing the number by 7.
Meanwhile, it looks like the rule for 8 is to see if the last 3 digits are divisible by 8, which seems like a real time save for big numbers.