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Algorithms Quiz | Sudo Placement [1.6] | Question 17

  • Last Updated : 16 Aug, 2018

How many odd factors are there for 1800?
(A) 36
(B) 12
(C) 9
(D) 6


Answer: (C)

Explanation: 1800 = 2^3 * 3^2 * 5^2
Odd factors = 2^0 * 3^2 * 5^2
Add 1 in power and multiply them:
I.e. 1 * 3 * 3 = 9
So, option (C) is correct.

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