Question

what is the HCF of 1 820 and 3 510

Answer 1

Answer:

2 x 2 x 5 x 7 x 13 = 1820

2 x 3 x 3 x 3 x 5 x 13 = 3510

2 x 5 x 13 = 130, the GCF

2 x 2 x 3 x 3 x 3 x 5 x 7 x 13 = 49140, the LCM

Answer 2

Answer:

130

Step-by-step explanation:

prime factorization of 1820 =  2 x 2 x  5 X 7 X 13

prime factorization of 3510 = 2 x 3 x 3 x 3 x 5 x 13

So comman factor are 2 x 5 X 13

so HCF = 2 X 5 X 13

           = 130

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