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The number of even positive integers of 3200 is _______

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The number of even positive integers of 3200 is _______

(a) 24

(b) 32

(c) 164

(d) 209

This question was posed to me in class test.

This question is from Counting topic in section Counting of Discrete Mathematics

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Best answer
Right choice is (a) 24

Best explanation: To find the number of even factors, we can multiply the number of even factors by the power of 2. For 3200, we have (5 + 1)(1 + 1)(2) = 24 even factors.

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