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What is the Least Common Multiple of 73864 and 73874?

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 73864 and 73874 is 2728314568.

LCM(73864,73874) = 2728314568

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Least Common Multiple of 73864 and 73874 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 73864 and 73874, than apply into the LCM equation.

GCF(73864,73874) = 2
LCM(73864,73874) = ( 73864 × 73874) / 2
LCM(73864,73874) = 5456629136 / 2
LCM(73864,73874) = 2728314568

Least Common Multiple (LCM) of 73864 and 73874 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 73864 and 73874. First we will calculate the prime factors of 73864 and 73874.

Prime Factorization of 73864

Prime factors of 73864 are 2, 7, 1319. Prime factorization of 73864 in exponential form is:

73864 = 23 × 71 × 13191

Prime Factorization of 73874

Prime factors of 73874 are 2, 43, 859. Prime factorization of 73874 in exponential form is:

73874 = 21 × 431 × 8591

Now multiplying the highest exponent prime factors to calculate the LCM of 73864 and 73874.

LCM(73864,73874) = 23 × 71 × 13191 × 431 × 8591
LCM(73864,73874) = 2728314568