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What is the Least Common Multiple of 27634 and 27642?

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 27634 and 27642 is 381929514.

LCM(27634,27642) = 381929514

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Least Common Multiple of 27634 and 27642 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 27634 and 27642, than apply into the LCM equation.

GCF(27634,27642) = 2
LCM(27634,27642) = ( 27634 × 27642) / 2
LCM(27634,27642) = 763859028 / 2
LCM(27634,27642) = 381929514

Least Common Multiple (LCM) of 27634 and 27642 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 27634 and 27642. First we will calculate the prime factors of 27634 and 27642.

Prime Factorization of 27634

Prime factors of 27634 are 2, 41, 337. Prime factorization of 27634 in exponential form is:

27634 = 21 × 411 × 3371

Prime Factorization of 27642

Prime factors of 27642 are 2, 3, 17, 271. Prime factorization of 27642 in exponential form is:

27642 = 21 × 31 × 171 × 2711

Now multiplying the highest exponent prime factors to calculate the LCM of 27634 and 27642.

LCM(27634,27642) = 21 × 411 × 3371 × 31 × 171 × 2711
LCM(27634,27642) = 381929514