The LCM is: 2205
lcm(49, 63, 21) = 441 49 = 7^2 63 = 3^2 x 7 21 = 3 x 7 lcm = 3^2 x 7^2 = 441
The least common multiple (LCM) of 49 and 63 is 441. This is obtained by finding the prime factorization of each number (49 = 7^2 and 63 = 7 * 3^2), and taking the highest power of each prime factor.
The LCM of 49 and 63 is 441. You can find the LCM of a set of numbers by finding their product, and dividing it by their GCF. The product of 49 and 63 is 3087. The GCF of 49 and 63 is 7. (49 = 7*7 and 63 = 7*9, so their GCF is 7.) 3087 / 7 = 441.
The LCM is: 441
3528
The Least Common Multiple (LCM) for 49 63 21 is 441.
The least common multiple of the numbers 14, 49, 63 and 84 is 1,764.
The Least Common Multiple (LCM) for 49 63 21 is 441.
The LCM is: 63
The LCM of 7 and 49 is 49.
63 because:7: 7, 14, 21, 28, 35, 42, 49, 56, "63", 709: 9, 18, 27, 36, 45, 54, "63", 72, 81, 90