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What is the Least Common Multiple of 79792 and 79809?

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 79792 and 79809 is 6368119728.

LCM(79792,79809) = 6368119728

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Least Common Multiple of 79792 and 79809 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 79792 and 79809, than apply into the LCM equation.

GCF(79792,79809) = 1
LCM(79792,79809) = ( 79792 × 79809) / 1
LCM(79792,79809) = 6368119728 / 1
LCM(79792,79809) = 6368119728

Least Common Multiple (LCM) of 79792 and 79809 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 79792 and 79809. First we will calculate the prime factors of 79792 and 79809.

Prime Factorization of 79792

Prime factors of 79792 are 2, 4987. Prime factorization of 79792 in exponential form is:

79792 = 24 × 49871

Prime Factorization of 79809

Prime factors of 79809 are 3, 37, 719. Prime factorization of 79809 in exponential form is:

79809 = 31 × 371 × 7191

Now multiplying the highest exponent prime factors to calculate the LCM of 79792 and 79809.

LCM(79792,79809) = 24 × 49871 × 31 × 371 × 7191
LCM(79792,79809) = 6368119728