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What is the Least Common Multiple of 1076 and 1084?

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 1076 and 1084 is 291596.

LCM(1076,1084) = 291596

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Least Common Multiple of 1076 and 1084 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 1076 and 1084, than apply into the LCM equation.

GCF(1076,1084) = 4
LCM(1076,1084) = ( 1076 × 1084) / 4
LCM(1076,1084) = 1166384 / 4
LCM(1076,1084) = 291596

Least Common Multiple (LCM) of 1076 and 1084 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 1076 and 1084. First we will calculate the prime factors of 1076 and 1084.

Prime Factorization of 1076

Prime factors of 1076 are 2, 269. Prime factorization of 1076 in exponential form is:

1076 = 22 × 2691

Prime Factorization of 1084

Prime factors of 1084 are 2, 271. Prime factorization of 1084 in exponential form is:

1084 = 22 × 2711

Now multiplying the highest exponent prime factors to calculate the LCM of 1076 and 1084.

LCM(1076,1084) = 22 × 2691 × 2711
LCM(1076,1084) = 291596