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What is the Least Common Multiple of 87821 and 87834?

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 87821 and 87834 is 7713669714.

LCM(87821,87834) = 7713669714

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Least Common Multiple of 87821 and 87834 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 87821 and 87834, than apply into the LCM equation.

GCF(87821,87834) = 1
LCM(87821,87834) = ( 87821 × 87834) / 1
LCM(87821,87834) = 7713669714 / 1
LCM(87821,87834) = 7713669714

Least Common Multiple (LCM) of 87821 and 87834 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 87821 and 87834. First we will calculate the prime factors of 87821 and 87834.

Prime Factorization of 87821

Prime factors of 87821 are 53, 1657. Prime factorization of 87821 in exponential form is:

87821 = 531 × 16571

Prime Factorization of 87834

Prime factors of 87834 are 2, 3, 14639. Prime factorization of 87834 in exponential form is:

87834 = 21 × 31 × 146391

Now multiplying the highest exponent prime factors to calculate the LCM of 87821 and 87834.

LCM(87821,87834) = 531 × 16571 × 21 × 31 × 146391
LCM(87821,87834) = 7713669714