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What is the Least Common Multiple of 85682 and 85692?

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 85682 and 85692 is 3671130972.

LCM(85682,85692) = 3671130972

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Least Common Multiple of 85682 and 85692 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 85682 and 85692, than apply into the LCM equation.

GCF(85682,85692) = 2
LCM(85682,85692) = ( 85682 × 85692) / 2
LCM(85682,85692) = 7342261944 / 2
LCM(85682,85692) = 3671130972

Least Common Multiple (LCM) of 85682 and 85692 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 85682 and 85692. First we will calculate the prime factors of 85682 and 85692.

Prime Factorization of 85682

Prime factors of 85682 are 2, 42841. Prime factorization of 85682 in exponential form is:

85682 = 21 × 428411

Prime Factorization of 85692

Prime factors of 85692 are 2, 3, 37, 193. Prime factorization of 85692 in exponential form is:

85692 = 22 × 31 × 371 × 1931

Now multiplying the highest exponent prime factors to calculate the LCM of 85682 and 85692.

LCM(85682,85692) = 22 × 428411 × 31 × 371 × 1931
LCM(85682,85692) = 3671130972