Square Triangular Number Checker

Square Triangular Number Checker is a free online tool used to check if the given number is a square triangular number.

Eg, Is 1225 a square triangular number? Enter 1225 into the input box and click Calculate button.

What is a square triangular number?

A square triangular number (also called triangular square number) is an integer which is both a perfect square and a triangular number.

For example, 36 is a square triangular number.

Since 36 = 6 * 6, it is a perfect square.

With the triangular number calculator, we can know that 36 is a triangular number.

So, 36 is a square triangular number.

The procedure to use the square triangular number checker is as follows:

1Enter the positive integer.
2Click Calculate button to verify whether the input integer is a square triangular number.
3Click the Reset button to start a new verification.

Enter 144 into the input box and click Calculate button, as shown in the figure, 144 is not a square triangular number.

Enter 41616 into the input box and click Calculate button, as shown in the figure, 41616 is a square triangular number.