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What is the Least Common Multiple of 86657 and 86668?

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 86657 and 86668 is 7510388876.

LCM(86657,86668) = 7510388876

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Least Common Multiple of 86657 and 86668 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 86657 and 86668, than apply into the LCM equation.

GCF(86657,86668) = 1
LCM(86657,86668) = ( 86657 × 86668) / 1
LCM(86657,86668) = 7510388876 / 1
LCM(86657,86668) = 7510388876

Least Common Multiple (LCM) of 86657 and 86668 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 86657 and 86668. First we will calculate the prime factors of 86657 and 86668.

Prime Factorization of 86657

Prime factors of 86657 are 193, 449. Prime factorization of 86657 in exponential form is:

86657 = 1931 × 4491

Prime Factorization of 86668

Prime factors of 86668 are 2, 47, 461. Prime factorization of 86668 in exponential form is:

86668 = 22 × 471 × 4611

Now multiplying the highest exponent prime factors to calculate the LCM of 86657 and 86668.

LCM(86657,86668) = 1931 × 4491 × 22 × 471 × 4611
LCM(86657,86668) = 7510388876