He thought for a few seconds before giving an answer.

A composite number, unlike a prime number, is represented by the product of two or more natural numbers.

He used his alphanumeric skills to create a computer program.

Saburo is my best friend.

Suro is my best friend.

Kazumasa is my best friend.

The doctor measured my pulse rate.

Let's compare the positions of point A and point B on the number line.

In the world of mathematics, an abundant number refers to a number where the sum of its divisors is greater than the original number.

In mathematics, a perfect number refers to a number where the sum of its divisors, excluding the number itself, equals the number.