One in numbers make it fun for its operations. Multiply one with any number the result will be the number itself same for the operation division also.. Let us check some operations with 1.

If you have to square any big numbers with 1, like 11111. There are 5 numbers so the square would be

123454321.

The squares for these numbers would have 123.. upto the number of digits in the number and then the reverse, another example

11111111

^{2 }= 123456787654321

Simple isn't it.....

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