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What is the Least Common Multiple of 9776 and 9786?

Least common multiple or lowest common denominator (lcd) can be calculated in two way; with the LCM formula calculation of greatest common factor (GCF), or multiplying the prime factors with the highest exponent factor.

Least common multiple (LCM) of 9776 and 9786 is 47833968.

LCM(9776,9786) = 47833968

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Least Common Multiple of 9776 and 9786 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 9776 and 9786, than apply into the LCM equation.

GCF(9776,9786) = 2
LCM(9776,9786) = ( 9776 × 9786) / 2
LCM(9776,9786) = 95667936 / 2
LCM(9776,9786) = 47833968

Least Common Multiple (LCM) of 9776 and 9786 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 9776 and 9786. First we will calculate the prime factors of 9776 and 9786.

Prime Factorization of 9776

Prime factors of 9776 are 2, 13, 47. Prime factorization of 9776 in exponential form is:

9776 = 24 × 131 × 471

Prime Factorization of 9786

Prime factors of 9786 are 2, 3, 7, 233. Prime factorization of 9786 in exponential form is:

9786 = 21 × 31 × 71 × 2331

Now multiplying the highest exponent prime factors to calculate the LCM of 9776 and 9786.

LCM(9776,9786) = 24 × 131 × 471 × 31 × 71 × 2331
LCM(9776,9786) = 47833968