Question: is 52 a multiple of 26?
Answer: The multiples of 26 are …, 26, 52, 78, … The common multiples of 52 and 26 are n x 52, intersecting the two sets above, n ϵ Z . In the intersection multiples of 52 ∩ multiples of 26 the least positive element is 52. Therefore, the least common multiple of 52 and 26 is 52.