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What is the Least Common Multiple of 54780 and 54796?

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 54780 and 54796 is 750431220.

LCM(54780,54796) = 750431220

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Least Common Multiple of 54780 and 54796 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 54780 and 54796, than apply into the LCM equation.

GCF(54780,54796) = 4
LCM(54780,54796) = ( 54780 × 54796) / 4
LCM(54780,54796) = 3001724880 / 4
LCM(54780,54796) = 750431220

Least Common Multiple (LCM) of 54780 and 54796 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 54780 and 54796. First we will calculate the prime factors of 54780 and 54796.

Prime Factorization of 54780

Prime factors of 54780 are 2, 3, 5, 11, 83. Prime factorization of 54780 in exponential form is:

54780 = 22 × 31 × 51 × 111 × 831

Prime Factorization of 54796

Prime factors of 54796 are 2, 7, 19, 103. Prime factorization of 54796 in exponential form is:

54796 = 22 × 71 × 191 × 1031

Now multiplying the highest exponent prime factors to calculate the LCM of 54780 and 54796.

LCM(54780,54796) = 22 × 31 × 51 × 111 × 831 × 71 × 191 × 1031
LCM(54780,54796) = 750431220