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Integer numbers

Integer numbers definition

Integer numbers definition:

Integer numbers are negative whole numbers, zero and positive whole numbers.

The Z symbol is usually used to denote the set of integer numbers.

Example of integer numbers in algebra

The example of integer numbers in algebra:

...-2; -1; 0; 1; 2...

Example of integer numbers in real life

The example of integer numbers in real life:

one person
three houses
four trees
five stars

In the example above, the one, three, four, five are integer numbers.

Is zero an integer number or not?

Is zero an integer number or not? Yes, it is.

How many integer numbers are there?

How many integer numbers are there? There is an endless amount of integer numbers.

What is the smallest integer number?

What is the smallest integer number? The smallest integer number is unknown. There is an endless amount of integer numbers and we cannot indicate the smallest number.

What is the largest integer number?

What is the largest integer number? The largest integer number is unknown. There is an endless amount of integer numbers and we cannot indicate the largest number.

Sum of integer numbers

The sum of integer numbers is always an integer number.

Example. Here a and b are two integer numbers:

a + b = c
(here c is an integer number)

Product of two integer numbers

The product of two integer numbers is always an integer number.

Example. Here a and b are two integer numbers:

a * b = c
(here c is an integer number)

Difference of two integer numbers

The difference of integer numbers is always an integer number.

Example. Here a and b are two integer numbers:

a - b = c
(here c is an integer number)