Name :
Score :
Prime Factorization
Write each number in prime factorization form.
1)
540
2)
172
540 = 2 2 3 3 3 5
3)
363
4)
346
5)
68
6)
64
7)
676
8)
232
9)
216
10)
575
11)
168
12)
940
Printable Math Worksheets @ www.mathworksheets4kids.com
Name :
Score :
Answer Key
Prime Factorization
Write each number in prime factorization form.
1)
540
2)
540 = 2 2 3 3 3 5
3)
363
172 = 2 2 43
4)
363 = 3 11 11
5)
68
676
6)
216
8)
168
232
232 = 2 2 2 29
10)
216 = 2 2 2 3 3 3
11)
64
64 = 2 2 2 2 2 2
676 = 2 2 13 13
9)
346
346 = 2 173
68 = 2 2 17
7)
172
575
575 = 5 5 23
12)
168 = 2 2 2 3 7
Printable Math Worksheets @ www.mathworksheets4kids.com
940
940 = 2 2 5 47