For example, what do your credit card number, your car’s VIN code, and a UPC code on a can of beans have in common? The answer is that they all are long strings of digits which are notoriously ...

The new number is 2 136,279,841 – 1, which beats the previous title holder (2 82,589,933 – 1) by more than 16 million digits.

The basic method for adding numbers with 4 digits or more is to use column addition. Watch this video to remind yourself about how to use column addition to add up numbers with 3 digits.

In August, 2010, [Alexander Yee] and [Shigeru Kondo] won a respectable amount of praise for calculating pi to more digits than anyone else. They’re back again, this time doubling the number of ...

Five fingers, five toes. There's nothing magical about the number, yet five digits at the end of their limbs is a motif that runs through all the animals with four limbs, called tetrapods.