It is: 18
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The HCF is: 180
Least Common Multiple (LCM) for 126 180 is 1,260.
The Greatest Common Divisor (GCD) for 126 180 is 18
The lowest common factor of 140, 150, and 180 is 10. To find the lowest common factor, you can first find the prime factors of each number (140 = 2^2 * 5 * 7, 150 = 2 * 3 * 5^2, 180 = 2^2 * 3^2 * 5). Then, identify the common prime factors and multiply them together. The highest common factor of these numbers is 10, as it is the largest number that can evenly divide all three numbers without leaving a remainder.
The Greatest Common Factor of 36, 54, 180: 18