Find the Factors of a Number

A composite number

• has more than 2 factors

• has one factor

• has at least 10 factors

• is always a really big number

Tags

CCSS.4.OA.B.4

Which of these statements is true?
Read carefully.

• All numbers have four factors.

• 2 is a factor of every number.

• 1 is a factor of every number.

• All odd numbers have an odd number of factors.

Tags

CCSS.4.OA.B.4

Which are the factors of 14?

• 1,14

• 1, 2, 7, 14

• 2, 7

Tags

CCSS.4.OA.B.4

Which are the factors of 24?

• 1, 2, 3, 8, 12, 24

• 2, 3, 4, 6, 8, 12

• 1, 2, 3, 4, 6, 8, 12, 24

Tags

CCSS.4.OA.B.4

Which of the following numbers is a factor of 6?

• 12

• 2

• 8

• 10

Tags

CCSS.4.OA.B.4

Which lists all the factors of 15?

• 1, 7, 8, 15

• 1, 15

• 1, 3, 5, 15

• 3, 5, 15

Tags

CCSS.4.OA.B.4

Which number is a factor of 10

• 3

• 4

• 5

• 8

Tags

CCSS.4.OA.B.4

Which lists all the factors of 20?

• 1, 2, 4, 5, 10, 20

• 1, 2, 5, 10, 20

• 1, 4, 5, 20

• 1, 2, 10, 20

Tags

CCSS.4.OA.B.4

Which of the following numbers have 5 as a factor?

• 15

• 20

• 25

• 32

Tags

CCSS.4.OA.B.4

Find the missing factor.

72 = 8 x __

Tags

CCSS.2.OA.C.3