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What is the Least Common Multiple of 67679 and 67685?

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 67679 and 67685 is 4580853115.

LCM(67679,67685) = 4580853115

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Least Common Multiple of 67679 and 67685 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 67679 and 67685, than apply into the LCM equation.

GCF(67679,67685) = 1
LCM(67679,67685) = ( 67679 × 67685) / 1
LCM(67679,67685) = 4580853115 / 1
LCM(67679,67685) = 4580853115

Least Common Multiple (LCM) of 67679 and 67685 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 67679 and 67685. First we will calculate the prime factors of 67679 and 67685.

Prime Factorization of 67679

Prime factors of 67679 are 67679. Prime factorization of 67679 in exponential form is:

67679 = 676791

Prime Factorization of 67685

Prime factors of 67685 are 5, 13537. Prime factorization of 67685 in exponential form is:

67685 = 51 × 135371

Now multiplying the highest exponent prime factors to calculate the LCM of 67679 and 67685.

LCM(67679,67685) = 676791 × 51 × 135371
LCM(67679,67685) = 4580853115