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What is the Least Common Multiple of 56408 and 56412?

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 56408 and 56412 is 795522024.

LCM(56408,56412) = 795522024

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Least Common Multiple of 56408 and 56412 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 56408 and 56412, than apply into the LCM equation.

GCF(56408,56412) = 4
LCM(56408,56412) = ( 56408 × 56412) / 4
LCM(56408,56412) = 3182088096 / 4
LCM(56408,56412) = 795522024

Least Common Multiple (LCM) of 56408 and 56412 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 56408 and 56412. First we will calculate the prime factors of 56408 and 56412.

Prime Factorization of 56408

Prime factors of 56408 are 2, 11, 641. Prime factorization of 56408 in exponential form is:

56408 = 23 × 111 × 6411

Prime Factorization of 56412

Prime factors of 56412 are 2, 3, 1567. Prime factorization of 56412 in exponential form is:

56412 = 22 × 32 × 15671

Now multiplying the highest exponent prime factors to calculate the LCM of 56408 and 56412.

LCM(56408,56412) = 23 × 111 × 6411 × 32 × 15671
LCM(56408,56412) = 795522024