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What is the Least Common Multiple of 68911 and 68930?

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 68911 and 68930 is 4750035230.

LCM(68911,68930) = 4750035230

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Least Common Multiple of 68911 and 68930 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 68911 and 68930, than apply into the LCM equation.

GCF(68911,68930) = 1
LCM(68911,68930) = ( 68911 × 68930) / 1
LCM(68911,68930) = 4750035230 / 1
LCM(68911,68930) = 4750035230

Least Common Multiple (LCM) of 68911 and 68930 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 68911 and 68930. First we will calculate the prime factors of 68911 and 68930.

Prime Factorization of 68911

Prime factors of 68911 are 137, 503. Prime factorization of 68911 in exponential form is:

68911 = 1371 × 5031

Prime Factorization of 68930

Prime factors of 68930 are 2, 5, 61, 113. Prime factorization of 68930 in exponential form is:

68930 = 21 × 51 × 611 × 1131

Now multiplying the highest exponent prime factors to calculate the LCM of 68911 and 68930.

LCM(68911,68930) = 1371 × 5031 × 21 × 51 × 611 × 1131
LCM(68911,68930) = 4750035230