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What is the Least Common Multiple of 7796 and 7809?

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 7796 and 7809 is 60878964.

LCM(7796,7809) = 60878964

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Least Common Multiple of 7796 and 7809 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 7796 and 7809, than apply into the LCM equation.

GCF(7796,7809) = 1
LCM(7796,7809) = ( 7796 × 7809) / 1
LCM(7796,7809) = 60878964 / 1
LCM(7796,7809) = 60878964

Least Common Multiple (LCM) of 7796 and 7809 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 7796 and 7809. First we will calculate the prime factors of 7796 and 7809.

Prime Factorization of 7796

Prime factors of 7796 are 2, 1949. Prime factorization of 7796 in exponential form is:

7796 = 22 × 19491

Prime Factorization of 7809

Prime factors of 7809 are 3, 19, 137. Prime factorization of 7809 in exponential form is:

7809 = 31 × 191 × 1371

Now multiplying the highest exponent prime factors to calculate the LCM of 7796 and 7809.

LCM(7796,7809) = 22 × 19491 × 31 × 191 × 1371
LCM(7796,7809) = 60878964