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What is the Least Common Multiple of 85736 and 85749?

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 85736 and 85749 is 7351776264.

LCM(85736,85749) = 7351776264

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Least Common Multiple of 85736 and 85749 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 85736 and 85749, than apply into the LCM equation.

GCF(85736,85749) = 1
LCM(85736,85749) = ( 85736 × 85749) / 1
LCM(85736,85749) = 7351776264 / 1
LCM(85736,85749) = 7351776264

Least Common Multiple (LCM) of 85736 and 85749 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 85736 and 85749. First we will calculate the prime factors of 85736 and 85749.

Prime Factorization of 85736

Prime factors of 85736 are 2, 7, 1531. Prime factorization of 85736 in exponential form is:

85736 = 23 × 71 × 15311

Prime Factorization of 85749

Prime factors of 85749 are 3, 101, 283. Prime factorization of 85749 in exponential form is:

85749 = 31 × 1011 × 2831

Now multiplying the highest exponent prime factors to calculate the LCM of 85736 and 85749.

LCM(85736,85749) = 23 × 71 × 15311 × 31 × 1011 × 2831
LCM(85736,85749) = 7351776264