(3) .

Did you know that the number 91 has a bit of a historical flair? It was the year when the first use of the phrase “the big bang” was published! Plus, in terms of its classification, 91 is also a semiprime, meaning it’s the product of two prime numbers (7 and 13).

Now, if you take a closer look at , it’s a simple division that leads to 13! This means 91 is exactly divisible by 7, showcasing that division can be a walk in the park, especially when numbers play nicely together! Just watch out for larger numbers; they might want to mess with your math flow!