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What is the Least Common Multiple of 51821 and 51834?

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 51821 and 51834 is 2686089714.

LCM(51821,51834) = 2686089714

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Least Common Multiple of 51821 and 51834 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 51821 and 51834, than apply into the LCM equation.

GCF(51821,51834) = 1
LCM(51821,51834) = ( 51821 × 51834) / 1
LCM(51821,51834) = 2686089714 / 1
LCM(51821,51834) = 2686089714

Least Common Multiple (LCM) of 51821 and 51834 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 51821 and 51834. First we will calculate the prime factors of 51821 and 51834.

Prime Factorization of 51821

Prime factors of 51821 are 7, 11, 673. Prime factorization of 51821 in exponential form is:

51821 = 71 × 111 × 6731

Prime Factorization of 51834

Prime factors of 51834 are 2, 3, 53, 163. Prime factorization of 51834 in exponential form is:

51834 = 21 × 31 × 531 × 1631

Now multiplying the highest exponent prime factors to calculate the LCM of 51821 and 51834.

LCM(51821,51834) = 71 × 111 × 6731 × 21 × 31 × 531 × 1631
LCM(51821,51834) = 2686089714