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What is the Least Common Multiple of 777 and 795?

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 777 and 795 is 205905.

LCM(777,795) = 205905

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Least Common Multiple of 777 and 795 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 777 and 795, than apply into the LCM equation.

GCF(777,795) = 3
LCM(777,795) = ( 777 × 795) / 3
LCM(777,795) = 617715 / 3
LCM(777,795) = 205905

Least Common Multiple (LCM) of 777 and 795 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 777 and 795. First we will calculate the prime factors of 777 and 795.

Prime Factorization of 777

Prime factors of 777 are 3, 7, 37. Prime factorization of 777 in exponential form is:

777 = 31 × 71 × 371

Prime Factorization of 795

Prime factors of 795 are 3, 5, 53. Prime factorization of 795 in exponential form is:

795 = 31 × 51 × 531

Now multiplying the highest exponent prime factors to calculate the LCM of 777 and 795.

LCM(777,795) = 31 × 71 × 371 × 51 × 531
LCM(777,795) = 205905