The first five positive numbers evenly divisible by four are four, eight, 12, 16 and 20. Every fourth number from that point on is divisible by four.
Continue ReadingA quick way to tell if a large number is divisible by four is to look at the last two digits of the number. If they together represent a number divisible by four, the whole number is a multiple of four. For example, 5,789,416 is divisible by four because the last two digits, 16, represent a number into which four divides evenly. Likewise, 908 is divisible by four because 08 is a multiple of four. All multiples of four are even numbers, though not all even numbers are multiples of four.
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