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What is the Least Common Multiple of 87698 and 87717?

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 87698 and 87717 is 7692605466.

LCM(87698,87717) = 7692605466

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Least Common Multiple of 87698 and 87717 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 87698 and 87717, than apply into the LCM equation.

GCF(87698,87717) = 1
LCM(87698,87717) = ( 87698 × 87717) / 1
LCM(87698,87717) = 7692605466 / 1
LCM(87698,87717) = 7692605466

Least Common Multiple (LCM) of 87698 and 87717 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 87698 and 87717. First we will calculate the prime factors of 87698 and 87717.

Prime Factorization of 87698

Prime factors of 87698 are 2, 13, 3373. Prime factorization of 87698 in exponential form is:

87698 = 21 × 131 × 33731

Prime Factorization of 87717

Prime factors of 87717 are 3, 7, 4177. Prime factorization of 87717 in exponential form is:

87717 = 31 × 71 × 41771

Now multiplying the highest exponent prime factors to calculate the LCM of 87698 and 87717.

LCM(87698,87717) = 21 × 131 × 33731 × 31 × 71 × 41771
LCM(87698,87717) = 7692605466