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What is the Least Common Multiple of 68864 and 68882?

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 68864 and 68882 is 2371745024.

LCM(68864,68882) = 2371745024

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Least Common Multiple of 68864 and 68882 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 68864 and 68882, than apply into the LCM equation.

GCF(68864,68882) = 2
LCM(68864,68882) = ( 68864 × 68882) / 2
LCM(68864,68882) = 4743490048 / 2
LCM(68864,68882) = 2371745024

Least Common Multiple (LCM) of 68864 and 68882 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 68864 and 68882. First we will calculate the prime factors of 68864 and 68882.

Prime Factorization of 68864

Prime factors of 68864 are 2, 269. Prime factorization of 68864 in exponential form is:

68864 = 28 × 2691

Prime Factorization of 68882

Prime factors of 68882 are 2, 11, 31, 101. Prime factorization of 68882 in exponential form is:

68882 = 21 × 111 × 311 × 1011

Now multiplying the highest exponent prime factors to calculate the LCM of 68864 and 68882.

LCM(68864,68882) = 28 × 2691 × 111 × 311 × 1011
LCM(68864,68882) = 2371745024