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What is the Least Common Multiple of 23821 and 23826?

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 23821 and 23826 is 567559146.

LCM(23821,23826) = 567559146

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Least Common Multiple of 23821 and 23826 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 23821 and 23826, than apply into the LCM equation.

GCF(23821,23826) = 1
LCM(23821,23826) = ( 23821 × 23826) / 1
LCM(23821,23826) = 567559146 / 1
LCM(23821,23826) = 567559146

Least Common Multiple (LCM) of 23821 and 23826 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 23821 and 23826. First we will calculate the prime factors of 23821 and 23826.

Prime Factorization of 23821

Prime factors of 23821 are 7, 41, 83. Prime factorization of 23821 in exponential form is:

23821 = 71 × 411 × 831

Prime Factorization of 23826

Prime factors of 23826 are 2, 3, 11, 19. Prime factorization of 23826 in exponential form is:

23826 = 21 × 31 × 111 × 192

Now multiplying the highest exponent prime factors to calculate the LCM of 23821 and 23826.

LCM(23821,23826) = 71 × 411 × 831 × 21 × 31 × 111 × 192
LCM(23821,23826) = 567559146