Vocab
The numbers that divide something evenly are called what?
Which number is neither prime nor composite?
1
The prime factorization of a number is
2 x 3 x 5
What is this number?
30
gcf(12,18)
6
lcm(4,6)
12
What do we call a number that has more than two factors?
Composite Number
What is the only even prime number?
2
The prime factorization of a number is
22 x 52
What is this number?
100
gcf(20,30)
10
lcm(5,15)
15
What do you call a number whose factors are only 1 and itself?
Prime Number
No
What are the prime factors of 36?
22 x 32
gcf(32,48)
16
lcm(6,15)
30
The largest number that can evenly divide 2 or more numbers is called what?
Greatest Common Factor
No
2 x 13
12
lcm(8,12)
24
The smallest multiple that 2 or more numbers have in common is called what?
Least Common Multiple
Is 13 prime?
Yes
The prime factors of 64
26
gcf(84,126)
42
lcm(27,45)
135