By how many of the following numbers is 212 - 1 divisible ?
2, 3, 5, 7, 10, 11, 13, 14
A. 4
B. 5
C. 6
D. 7
Answer: Option A
Solution(By Examveda Team)
(212 - 1) = (4096 - 1) = 4095, when is clearly divisible by 3, 5, 7 and 13 i.e., four numbers in all.This Question Belongs to Arithmetic Ability >> Number System
Related Questions on Number System
Three numbers are in ratio 1 : 2 : 3 and HCF is 12. The numbers are:
A. 12, 24, 36
B. 11, 22, 33
C. 12, 24, 32
D. 5, 10, 15
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