Webb3 apr. 2024 · 1 1 1 You will have the same prime factors but the powers must be even for it to be a square. Furthermore, you need to have atleast the same powers of the prime factors in order to be divisible. – Piotr Benedysiuk Apr 3, 2024 at 16:26 Add a comment 4 Answers Sorted by: 1 WebbSolution: The smallest number divisible by 6, 9, 15 and 20 can be their L.C.M. which is 180. On resolving the L.C.M. as prime factors we get, 180 = 2 × 2 × 3 × 3 × 5. To make it a …

What is the least square number which is exactly divisible by each …

WebbLCM of 6, 9 and 15 is 90 Then our required number is 90x which should be a perfect square number, for some x Now, 90 = 3 × 2 × 3 × 5 Here notice that only the term ‘3’ is repeated twice others are single term, no repetition Then to make 90 a perfect square number we have to multiply 90 by 2 and 5 i.e. by 10 slow cooker hot choc

List of numbers divisible by 15 - Number Maniacs

WebbFAQs on Squares And Square Roots This discussion on What is the smallest square number which is divisible by each of the numbers 6,9 and 15 ?a)900b)810 … WebbThe smallest number which should be added to the smallest number divisible by 6, 9 and 15 to make it a perfect square. Concept used: Use the LCM(Least Common Multiple) … WebbTo find that number which is the smallest square number, we will take integral multiples of the L.C.M. and check for the squareness of each of the multiples so obtained at every step. The first number that will be a square will be the smallest square number. 24 x 1 = 24 (not a square) 24 x 2 = 48 (not a square) 24 x 3 = 72 (not a square) slow cooker hot beef sandwich recipe