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What is the Least Common Multiple of 77965 and 77971?

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 77965 and 77971 is 6079009015.

LCM(77965,77971) = 6079009015

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Least Common Multiple of 77965 and 77971 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 77965 and 77971, than apply into the LCM equation.

GCF(77965,77971) = 1
LCM(77965,77971) = ( 77965 × 77971) / 1
LCM(77965,77971) = 6079009015 / 1
LCM(77965,77971) = 6079009015

Least Common Multiple (LCM) of 77965 and 77971 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 77965 and 77971. First we will calculate the prime factors of 77965 and 77971.

Prime Factorization of 77965

Prime factors of 77965 are 5, 31, 503. Prime factorization of 77965 in exponential form is:

77965 = 51 × 311 × 5031

Prime Factorization of 77971

Prime factors of 77971 are 103, 757. Prime factorization of 77971 in exponential form is:

77971 = 1031 × 7571

Now multiplying the highest exponent prime factors to calculate the LCM of 77965 and 77971.

LCM(77965,77971) = 51 × 311 × 5031 × 1031 × 7571
LCM(77965,77971) = 6079009015