# Category:Elementary number theory

Here is a list of articles in the category **Elementary number theory** of the Computing portal that unifies foundations of mathematics and computations using computers. **Elementary number theory** includes topics of number theory commonly taught at the primary and secondary school level, or in college courses on introductory number theory.

This category corresponds roughly to **MSC 11Axx** *Elementary number theory*; see 11Axx at MathSciNet and 11Axx at zbMATH.

## Pages in category "Elementary number theory"

The following 10 pages are in this category, out of 10 total.

### C

- Composite number
*(computing)*

### D

- Divisibility rule
*(computing)* - Divisor
*(computing)*

### E

- Euler's four-square identity
*(computing)*

### H

- Half-integer
*(computing)*

### I

- Integer
*(computing)*

### P

- Table of prime factors
*(computing)*

### R

- Reduced residue system
*(computing)*

### S

- Singly and doubly even
*(computing)*

### T

- Table of divisors
*(computing)*