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What is the Least Common Multiple of 56928 and 56945?

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 56928 and 56945 is 3241764960.

LCM(56928,56945) = 3241764960

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Least Common Multiple of 56928 and 56945 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 56928 and 56945, than apply into the LCM equation.

GCF(56928,56945) = 1
LCM(56928,56945) = ( 56928 × 56945) / 1
LCM(56928,56945) = 3241764960 / 1
LCM(56928,56945) = 3241764960

Least Common Multiple (LCM) of 56928 and 56945 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 56928 and 56945. First we will calculate the prime factors of 56928 and 56945.

Prime Factorization of 56928

Prime factors of 56928 are 2, 3, 593. Prime factorization of 56928 in exponential form is:

56928 = 25 × 31 × 5931

Prime Factorization of 56945

Prime factors of 56945 are 5, 7, 1627. Prime factorization of 56945 in exponential form is:

56945 = 51 × 71 × 16271

Now multiplying the highest exponent prime factors to calculate the LCM of 56928 and 56945.

LCM(56928,56945) = 25 × 31 × 5931 × 51 × 71 × 16271
LCM(56928,56945) = 3241764960