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What is the Least Common Multiple of 7043 and 7056?

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 7043 and 7056 is 49695408.

LCM(7043,7056) = 49695408

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Least Common Multiple of 7043 and 7056 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 7043 and 7056, than apply into the LCM equation.

GCF(7043,7056) = 1
LCM(7043,7056) = ( 7043 × 7056) / 1
LCM(7043,7056) = 49695408 / 1
LCM(7043,7056) = 49695408

Least Common Multiple (LCM) of 7043 and 7056 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 7043 and 7056. First we will calculate the prime factors of 7043 and 7056.

Prime Factorization of 7043

Prime factors of 7043 are 7043. Prime factorization of 7043 in exponential form is:

7043 = 70431

Prime Factorization of 7056

Prime factors of 7056 are 2, 3, 7. Prime factorization of 7056 in exponential form is:

7056 = 24 × 32 × 72

Now multiplying the highest exponent prime factors to calculate the LCM of 7043 and 7056.

LCM(7043,7056) = 70431 × 24 × 32 × 72
LCM(7043,7056) = 49695408