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What is the Least Common Multiple of 427 and 435?

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 427 and 435 is 185745.

LCM(427,435) = 185745

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Least Common Multiple of 427 and 435 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 427 and 435, than apply into the LCM equation.

GCF(427,435) = 1
LCM(427,435) = ( 427 × 435) / 1
LCM(427,435) = 185745 / 1
LCM(427,435) = 185745

Least Common Multiple (LCM) of 427 and 435 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 427 and 435. First we will calculate the prime factors of 427 and 435.

Prime Factorization of 427

Prime factors of 427 are 7, 61. Prime factorization of 427 in exponential form is:

427 = 71 × 611

Prime Factorization of 435

Prime factors of 435 are 3, 5, 29. Prime factorization of 435 in exponential form is:

435 = 31 × 51 × 291

Now multiplying the highest exponent prime factors to calculate the LCM of 427 and 435.

LCM(427,435) = 71 × 611 × 31 × 51 × 291
LCM(427,435) = 185745