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What is the Least Common Multiple of 77800 and 77811?

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 77800 and 77811 is 6053695800.

LCM(77800,77811) = 6053695800

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Least Common Multiple of 77800 and 77811 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 77800 and 77811, than apply into the LCM equation.

GCF(77800,77811) = 1
LCM(77800,77811) = ( 77800 × 77811) / 1
LCM(77800,77811) = 6053695800 / 1
LCM(77800,77811) = 6053695800

Least Common Multiple (LCM) of 77800 and 77811 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 77800 and 77811. First we will calculate the prime factors of 77800 and 77811.

Prime Factorization of 77800

Prime factors of 77800 are 2, 5, 389. Prime factorization of 77800 in exponential form is:

77800 = 23 × 52 × 3891

Prime Factorization of 77811

Prime factors of 77811 are 3, 37, 701. Prime factorization of 77811 in exponential form is:

77811 = 31 × 371 × 7011

Now multiplying the highest exponent prime factors to calculate the LCM of 77800 and 77811.

LCM(77800,77811) = 23 × 52 × 3891 × 31 × 371 × 7011
LCM(77800,77811) = 6053695800