Cyclicity of 689

Here we will show you how to find the Cyclicity of 689. First you make the following calculations:

689¹ = 689
689² = 474721
689³ = 327082769
689⁴ = 225360027841
689⁵ = 155273059182449

Then you look at the last digit of each of the numbers you found above: 9 1 9 1 9.

The Cyclicity of any number such as 689 is a sequence of 1 to 4 numbers. You will see that the last digits from the answers above will start repeating themselves. This sequence of numbers that repeats itself is called the Cyclicity of 689.

As you can see, the Cyclicity of 689 has 2 different numbers. The Cyclicity of 689 is

9 1

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Cyclicity of 690
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