Question

lcm of first 60 natural nos. is x. then lcm of first 65 natural numbers is

Answer 1

Answer:

x is the LCM of first 60 numbers

then,

61 is prime is prime, therefore x do not have any common factor. Hence its LCMis61×x

62=31×2, it divided x

63=21×3, it divides x

64=32×2, it divides x

65=13×5, it divides x

Hence, The LCM of 65 terms is 61x

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x is the LCM of first 60 numbers

then,

61 is prime is prime, therefore x do not have any common factor. Hence its LCMis61×x

62=31×2, it divided x

63=21×3, it divides x

64=32×2, it divides x

65=13×5, it divides x

Hence, The LCM of 65 terms is 61x