Difference between revisions of "2018 AMC 8 Problems/Problem 18"
m |
m (→Problem 18: has problems) |
||
Line 1: | Line 1: | ||
==Problem 18== | ==Problem 18== | ||
− | How many positive factors does <math> | + | How many positive factors does <math>600</math> have? |
<math>\textbf{(A) }9\qquad\textbf{(B) }12\qquad\textbf{(C) }28\qquad\textbf{(D) }36\qquad\textbf{(E) }42</math> | <math>\textbf{(A) }9\qquad\textbf{(B) }12\qquad\textbf{(C) }28\qquad\textbf{(D) }36\qquad\textbf{(E) }42</math> |
Revision as of 16:44, 22 November 2018
Problem 18
How many positive factors does have?
Solution
We can first find the prime factorization of , which is
. Now, we just add one to our powers and multiply. Therefore, the answer is
-shreyasb
See Also
2018 AMC 8 (Problems • Answer Key • Resources) | ||
Preceded by Problem 17 |
Followed by Problem 19 | |
1 • 2 • 3 • 4 • 5 • 6 • 7 • 8 • 9 • 10 • 11 • 12 • 13 • 14 • 15 • 16 • 17 • 18 • 19 • 20 • 21 • 22 • 23 • 24 • 25 | ||
All AJHSME/AMC 8 Problems and Solutions |
The problems on this page are copyrighted by the Mathematical Association of America's American Mathematics Competitions.