LCM of 12 and 60 is 60. In Maths, the LCM of any two numbers is the value which is evenly divisible by the given two numbers. Least common multiple of 12 and 60 is the smallest number we get among the common multiples. The first few multiples of 12 and 60 are (12, 24, 36, 48, 60, 72, . . . ) and (60, 120, 180, 240, 300, 360, . . . ) respectively. The LCM can be found easily by using various methods like prime factorisation, division and by listing the multiples.
Also read: Least common multiple
What is LCM of 12 and 60?
The answer to this question is 60. The LCM of 12 and 60 using various methods is shown in this article for your reference. The LCM of two non-zero integers, 12 and 60, is the smallest positive integer 60 which is divisible by both 12 and 60 with no remainder.
How to Find LCM of 12 and 60?
LCM of 12 and 60 can be found using three methods:
- Prime Factorisation
- Division method
- Listing the multiples
LCM of 12 and 60 Using Prime Factorisation Method
The prime factorisation of 12 and 60, respectively, is given by:
12 = (2 × 2 × 3) = 22 × 31 and
60 = (2 × 2 × 3 × 5) = 22 × 31 × 51
LCM (12, 60) = 60
LCM of 12 and 60 Using Division Method
We’ll divide the numbers (12, 60) by their prime factors to get the LCM of 12 and 60 using the division method (preferably common). The LCM of 12 and 60 is calculated by multiplying these divisors.
| 2 | 12 | 60 |
| 2 | 6 | 30 |
| 3 | 3 | 15 |
| 5 | 1 | 5 |
| x | 1 | 1 |
No further division can be done.
Hence, LCM (12, 60) = 60
LCM of 12 and 60 Using Listing the Multiples
To calculate the LCM of 12 and 60 by listing out the common multiples, list the multiples as shown below.
| Multiples of 12 | Multiples of 60 |
| 12 | 60 |
| 24 | 120 |
| 36 | 180 |
| 48 | 240 |
| 60 | 300 |
The smallest common multiple of 12 and 60 is 60.
Therefore LCM (12, 60) = 60
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LCM of 12 and 60 Solved Example
Question: The product of two numbers is 720. If their GCD is 12, what is their LCM?
Solution:
Given: GCD = 12
product of numbers = 720
∵ LCM × GCD = product of numbers
⇒ LCM = Product/GCD = 720/12
Therefore, the LCM is 60.
The probable combination for the given case is LCM(12, 60) = 60.
Frequently Asked Questions on LCM of 12 and 60
What is the LCM of 12 and 60?
List the methods used to find the LCM of 12 and 60.
If the LCM of 60 and 12 is 60, Find its GCF.
Since the LCM of 60 and 12 = 60
⇒ 60 × GCF(60, 12) = 720
Therefore, the greatest common factor = 720/60 = 12.
Which of the following is the LCM of 12 and 60? 40, 11, 24, 60
What is the Least Perfect Square Divisible by 12 and 60?
LCM of 12 and 60 = 2 × 2 × 3 × 5 [Incomplete pair(s): 3, 5] ⇒ Least perfect square divisible by each 12 and 60 = LCM(12, 60) × 3 × 5 = 900 [Square root of 900 = √900 = ±30] Therefore, 900 is the required number.
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