Least common factor
of 22,18,21,12
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1 is the Least common factor
of 22,18,21,12
Answered by
0
Answer:
LCM(12,18,21)
Least Common Multiple is :
252
Calculate Least Common Multiple for :
12, 18 and 21
Factorize of the above numbers :
12 = 22 • 3
18 = 2 • 32
21 = 3 • 7
Build a prime factors table
Number of times each prime factor
appears in the factorization of :
Prime
Factor Number
12 Number
18 Number
21 L.C.M
(max)
2 2 1 0 2
3 1 2 1 2
7 0 0 1 1
LCM = 22 • 32 • 7
Least Common Multiple is :
252
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