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What is the Least Common Multiple of 69815 and 69826?

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 69815 and 69826 is 4874902190.

LCM(69815,69826) = 4874902190

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Least Common Multiple of 69815 and 69826 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 69815 and 69826, than apply into the LCM equation.

GCF(69815,69826) = 1
LCM(69815,69826) = ( 69815 × 69826) / 1
LCM(69815,69826) = 4874902190 / 1
LCM(69815,69826) = 4874902190

Least Common Multiple (LCM) of 69815 and 69826 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 69815 and 69826. First we will calculate the prime factors of 69815 and 69826.

Prime Factorization of 69815

Prime factors of 69815 are 5, 13963. Prime factorization of 69815 in exponential form is:

69815 = 51 × 139631

Prime Factorization of 69826

Prime factors of 69826 are 2, 34913. Prime factorization of 69826 in exponential form is:

69826 = 21 × 349131

Now multiplying the highest exponent prime factors to calculate the LCM of 69815 and 69826.

LCM(69815,69826) = 51 × 139631 × 21 × 349131
LCM(69815,69826) = 4874902190