Math 116 Unit 2 - Prime Numbers, Rational Numbers, And The Pythagorean Theorem Worksheet Page 2
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10Math 116
Section 2.2
Prime Numbers
A prime number is a natural number that has exactly two divisors.
A natural number that has more than two divisors is called a composite number.
Examples of Prime Numbers
5 is a prime number since its only factors are 1 and 5.
7 is prime number since its only factors are 1 and 7
Prime Factorization of Numbers
Examples
Write the prime factorization of the given number or write the factor tree of the number
1) 24
24
⋅
12
2
⋅
⋅
6
2
2
⋅
⋅
⋅
3
2
2
2
⋅
3
2
3
2) 36
36
⋅
6
6
⋅
⋅
⋅
2
3
2
3
⋅
2
2
2
3
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