1993 AJHSME Problems/Problem 3
Problem
Which of the following numbers has the largest prime factor?
Solution
A. The prime factors of are and . Therefore, the largest prime factor is .
B. The prime factors of are and . Therefore, the largest prime factor is .
C. The prime factors of are and . Therefore, the largest prime factor is .
D. The prime factors of are and . Therefore, the largest prime factor is .
E. The only prime factor of is . This makes the largest prime factor of this number.
Since we are looking for the number with the largest prime factor, the correct answer would be .
See Also
1993 AJHSME (Problems • Answer Key • Resources) | ||
Preceded by Problem 2 |
Followed by Problem 4 | |
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