Math 8 - Primes and Venn diagrams

prime number

A whole number greater than 1 with exactly two factors, 1 and itself. (Số nguyên tố)

factor

A whole number that divides exactly into another number. (Ước số)

prime factor

A factor of a number that is also a prime number. (Thừa số nguyên tố)

product

The result of multiplying numbers together. (Tích)

index notation

A short way of writing repeated multiplication using powers (Ký hiệu lũy thừa)

Venn diagram

A diagram of overlapping circles used to sort numbers and find common factors or multiples. (Biểu đồ Venn)

common factor

A number that divides exactly into two or more numbers. (Ước chung)

common multiple

A number that is a multiple of two or more numbers. (Bội chung)

highest common factor

The largest number that divides exactly into two or more numbers. (Ước chung lớn nhất)

lowest common multiple

The smallest number that is a multiple of two or more numbers. (Bội chung nhỏ nhất)