Math Trivia brings the fun into math problems. TriviaQN has a range of math trivia for beginners and the elite. Math trivia can be a part of family game night and even help to brush up on your math skills.

## Challenge yourself with a Math Trivia Quiz!

Medium

### What number comes next: 1, 11, 21, 1211, 111221, ...?

John Conway's "look and say" sequence has no digits other than 1, 2, and 3 in it, unless the seed number contains such a digit or a run of more than three of the same digit. A degenerate sequence appears with the seed of 22.

Easy

Easy

### What is the sum of the angles of a triangle?

The angles of a triangle always sum to 180 degrees.

Easy

Easy

### How many obvious/trivial factors does a natural number N have?

The positive +1 and +N and the negative -1 and -N.

Hard

### What Erdős number does Pierre-Simon Laplace have?

Answer: Pierre-Simon Laplace has an Erdős number of at most 14!
According to "The Erdös number project" a path to Laplace was found by Leonid Yanushevich giving the famous mathematician an Erdös number of at most 14.

Easy

### Which mathematician has an Erdős number of zero (0)?

As the Erdős number describes the "collaborative distance" in authorship of mathematical papers between mathematician Paul Erdős and another person it is only natural that Paul Erdős holds this position.

Easy

Easy

### Is 36 a perfect number?

Adding up the divisors of 36: 1 + 2 + 3 + 4 + 6 + 9 + 12 + 18 = 55

Easy

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