2 is the highest common factor of 144, 432 and 638.
Chat with our AI personalities
The Greatest Common Factor (GCF) is: 18
To find the Least Common Multiple (LCM) of 72, 144, and 216, we first need to prime factorize each number. 72 = 2^3 * 3^2 144 = 2^4 * 3^2 216 = 2^3 * 3^3 Then, we take the highest power of each prime factor that appears in any of the numbers. So, the LCM of 72, 144, and 216 is 2^4 * 3^3 = 288.
144 288 432 576 720 864 1008 1152 1296
yes 432/2 = 216 432/3 = 144 432/4 = 108 432/6 = 72 432/8 = 54 432/9 = 48
Normal factors: 1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 432. Prime factorisation: 24 x 33.