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What is the Least Common Multiple of 1627 and 1642?

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 1627 and 1642 is 2671534.

LCM(1627,1642) = 2671534

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Least Common Multiple of 1627 and 1642 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 1627 and 1642, than apply into the LCM equation.

GCF(1627,1642) = 1
LCM(1627,1642) = ( 1627 × 1642) / 1
LCM(1627,1642) = 2671534 / 1
LCM(1627,1642) = 2671534

Least Common Multiple (LCM) of 1627 and 1642 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 1627 and 1642. First we will calculate the prime factors of 1627 and 1642.

Prime Factorization of 1627

Prime factors of 1627 are 1627. Prime factorization of 1627 in exponential form is:

1627 = 16271

Prime Factorization of 1642

Prime factors of 1642 are 2, 821. Prime factorization of 1642 in exponential form is:

1642 = 21 × 8211

Now multiplying the highest exponent prime factors to calculate the LCM of 1627 and 1642.

LCM(1627,1642) = 16271 × 21 × 8211
LCM(1627,1642) = 2671534