Divisibility by Eight
Definition

A natural number is divisible by 8 if and only if the last three digits are divisible by 8.

Example One

1232 is divisible by 8 since the last three digits (232) are divisible by 8 (232 ÷ 8 = 29 r 0).


Example one: Divisible by 8
Example Two

1234 is NOT divisible by 8 since the last three digits (234) are NOT divisible by 8 (234 ÷ 8 = 29 r 2).


Example two: Not divisible by 8
Example Three

716 123 456 789 098 765 432 112 is divisible by 8 since the last three digits (112) are divisible by 8 (112 ÷ 8 = 14 r 0).

Example Four

717 123 456 789 098 765 432 109 is NOT divisible by 8 since the last three digits (109) are NOT divisible by 8 (109 ÷ 8 = 13 r 5).

Demonstration
Image only

Instructions text as in global.js

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number (dividend): divisor: