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What is the Least Common Multiple of 78903 and 78916?

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 78903 and 78916 is 6226709148.

LCM(78903,78916) = 6226709148

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Least Common Multiple of 78903 and 78916 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 78903 and 78916, than apply into the LCM equation.

GCF(78903,78916) = 1
LCM(78903,78916) = ( 78903 × 78916) / 1
LCM(78903,78916) = 6226709148 / 1
LCM(78903,78916) = 6226709148

Least Common Multiple (LCM) of 78903 and 78916 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 78903 and 78916. First we will calculate the prime factors of 78903 and 78916.

Prime Factorization of 78903

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

78903 = 32 × 111 × 7971

Prime Factorization of 78916

Prime factors of 78916 are 2, 109, 181. Prime factorization of 78916 in exponential form is:

78916 = 22 × 1091 × 1811

Now multiplying the highest exponent prime factors to calculate the LCM of 78903 and 78916.

LCM(78903,78916) = 32 × 111 × 7971 × 22 × 1091 × 1811
LCM(78903,78916) = 6226709148