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What is the Least Common Multiple of 26191 and 26208?

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 26191 and 26208 is 686413728.

LCM(26191,26208) = 686413728

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Least Common Multiple of 26191 and 26208 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 26191 and 26208, than apply into the LCM equation.

GCF(26191,26208) = 1
LCM(26191,26208) = ( 26191 × 26208) / 1
LCM(26191,26208) = 686413728 / 1
LCM(26191,26208) = 686413728

Least Common Multiple (LCM) of 26191 and 26208 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 26191 and 26208. First we will calculate the prime factors of 26191 and 26208.

Prime Factorization of 26191

Prime factors of 26191 are 11, 2381. Prime factorization of 26191 in exponential form is:

26191 = 111 × 23811

Prime Factorization of 26208

Prime factors of 26208 are 2, 3, 7, 13. Prime factorization of 26208 in exponential form is:

26208 = 25 × 32 × 71 × 131

Now multiplying the highest exponent prime factors to calculate the LCM of 26191 and 26208.

LCM(26191,26208) = 111 × 23811 × 25 × 32 × 71 × 131
LCM(26191,26208) = 686413728