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What is the Least Common Multiple of 78892 and 78903?

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 78892 and 78903 is 565892316.

LCM(78892,78903) = 565892316

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Least Common Multiple of 78892 and 78903 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 78892 and 78903, than apply into the LCM equation.

GCF(78892,78903) = 11
LCM(78892,78903) = ( 78892 × 78903) / 11
LCM(78892,78903) = 6224815476 / 11
LCM(78892,78903) = 565892316

Least Common Multiple (LCM) of 78892 and 78903 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 78892 and 78903. First we will calculate the prime factors of 78892 and 78903.

Prime Factorization of 78892

Prime factors of 78892 are 2, 11, 163. Prime factorization of 78892 in exponential form is:

78892 = 22 × 112 × 1631

Prime Factorization of 78903

Prime factors of 78903 are 3, 11, 797. Prime factorization of 78903 in exponential form is:

78903 = 32 × 111 × 7971

Now multiplying the highest exponent prime factors to calculate the LCM of 78892 and 78903.

LCM(78892,78903) = 22 × 112 × 1631 × 32 × 7971
LCM(78892,78903) = 565892316