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What is the Least Common Multiple of 828 and 837?

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 828 and 837 is 77004.

LCM(828,837) = 77004

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Least Common Multiple of 828 and 837 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 828 and 837, than apply into the LCM equation.

GCF(828,837) = 9
LCM(828,837) = ( 828 × 837) / 9
LCM(828,837) = 693036 / 9
LCM(828,837) = 77004

Least Common Multiple (LCM) of 828 and 837 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 828 and 837. First we will calculate the prime factors of 828 and 837.

Prime Factorization of 828

Prime factors of 828 are 2, 3, 23. Prime factorization of 828 in exponential form is:

828 = 22 × 32 × 231

Prime Factorization of 837

Prime factors of 837 are 3, 31. Prime factorization of 837 in exponential form is:

837 = 33 × 311

Now multiplying the highest exponent prime factors to calculate the LCM of 828 and 837.

LCM(828,837) = 22 × 33 × 231 × 311
LCM(828,837) = 77004