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What is the Least Common Multiple of 85969 and 85976?

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 85969 and 85976 is 7391270744.

LCM(85969,85976) = 7391270744

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Least Common Multiple of 85969 and 85976 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 85969 and 85976, than apply into the LCM equation.

GCF(85969,85976) = 1
LCM(85969,85976) = ( 85969 × 85976) / 1
LCM(85969,85976) = 7391270744 / 1
LCM(85969,85976) = 7391270744

Least Common Multiple (LCM) of 85969 and 85976 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 85969 and 85976. First we will calculate the prime factors of 85969 and 85976.

Prime Factorization of 85969

Prime factors of 85969 are 13, 17, 389. Prime factorization of 85969 in exponential form is:

85969 = 131 × 171 × 3891

Prime Factorization of 85976

Prime factors of 85976 are 2, 11, 977. Prime factorization of 85976 in exponential form is:

85976 = 23 × 111 × 9771

Now multiplying the highest exponent prime factors to calculate the LCM of 85969 and 85976.

LCM(85969,85976) = 131 × 171 × 3891 × 23 × 111 × 9771
LCM(85969,85976) = 7391270744