The Least Common Multiple (LCM) of 23 and 7 is 161.
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21 = 3*7 56 = 23*7 LCM = 23 * 3 * 7 = 168
1512. 54 = 2 x 33 56 = 23 x 7 lcm = 23 x 33 x 7 = 1512
Prime factors of 21 are: 3 and 7 Prime factors of 40 are: 23 and 5 LCM = 23*3*5*7 = 840
168. 14 = 2 x 7 24 = 23 x 3 28 = 22 x 7 lcm = 23 x 3 x 7 = 168
Prime factors of 378: 2, 33 and 7 Prime factors of 360: 23, 32 and 5 LCM: 23*33*5*7 = 7560