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What is the Least Common Multiple of 26861 and 26878?

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 26861 and 26878 is 721969958.

LCM(26861,26878) = 721969958

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Least Common Multiple of 26861 and 26878 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 26861 and 26878, than apply into the LCM equation.

GCF(26861,26878) = 1
LCM(26861,26878) = ( 26861 × 26878) / 1
LCM(26861,26878) = 721969958 / 1
LCM(26861,26878) = 721969958

Least Common Multiple (LCM) of 26861 and 26878 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 26861 and 26878. First we will calculate the prime factors of 26861 and 26878.

Prime Factorization of 26861

Prime factors of 26861 are 26861. Prime factorization of 26861 in exponential form is:

26861 = 268611

Prime Factorization of 26878

Prime factors of 26878 are 2, 89, 151. Prime factorization of 26878 in exponential form is:

26878 = 21 × 891 × 1511

Now multiplying the highest exponent prime factors to calculate the LCM of 26861 and 26878.

LCM(26861,26878) = 268611 × 21 × 891 × 1511
LCM(26861,26878) = 721969958