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What is the Least Common Multiple of 77787 and 77807?

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 77787 and 77807 is 6052373109.

LCM(77787,77807) = 6052373109

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Least Common Multiple of 77787 and 77807 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 77787 and 77807, than apply into the LCM equation.

GCF(77787,77807) = 1
LCM(77787,77807) = ( 77787 × 77807) / 1
LCM(77787,77807) = 6052373109 / 1
LCM(77787,77807) = 6052373109

Least Common Multiple (LCM) of 77787 and 77807 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 77787 and 77807. First we will calculate the prime factors of 77787 and 77807.

Prime Factorization of 77787

Prime factors of 77787 are 3, 43, 67. Prime factorization of 77787 in exponential form is:

77787 = 33 × 431 × 671

Prime Factorization of 77807

Prime factors of 77807 are 29, 2683. Prime factorization of 77807 in exponential form is:

77807 = 291 × 26831

Now multiplying the highest exponent prime factors to calculate the LCM of 77787 and 77807.

LCM(77787,77807) = 33 × 431 × 671 × 291 × 26831
LCM(77787,77807) = 6052373109