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What is the Least Common Multiple of 76774 and 76784?

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 76774 and 76784 is 2947507408.

LCM(76774,76784) = 2947507408

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Least Common Multiple of 76774 and 76784 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 76774 and 76784, than apply into the LCM equation.

GCF(76774,76784) = 2
LCM(76774,76784) = ( 76774 × 76784) / 2
LCM(76774,76784) = 5895014816 / 2
LCM(76774,76784) = 2947507408

Least Common Multiple (LCM) of 76774 and 76784 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 76774 and 76784. First we will calculate the prime factors of 76774 and 76784.

Prime Factorization of 76774

Prime factors of 76774 are 2, 23, 1669. Prime factorization of 76774 in exponential form is:

76774 = 21 × 231 × 16691

Prime Factorization of 76784

Prime factors of 76784 are 2, 4799. Prime factorization of 76784 in exponential form is:

76784 = 24 × 47991

Now multiplying the highest exponent prime factors to calculate the LCM of 76774 and 76784.

LCM(76774,76784) = 24 × 231 × 16691 × 47991
LCM(76774,76784) = 2947507408