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What is the Least Common Multiple of 54379 and 54390?

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 54379 and 54390 is 2957673810.

LCM(54379,54390) = 2957673810

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Least Common Multiple of 54379 and 54390 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 54379 and 54390, than apply into the LCM equation.

GCF(54379,54390) = 1
LCM(54379,54390) = ( 54379 × 54390) / 1
LCM(54379,54390) = 2957673810 / 1
LCM(54379,54390) = 2957673810

Least Common Multiple (LCM) of 54379 and 54390 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 54379 and 54390. First we will calculate the prime factors of 54379 and 54390.

Prime Factorization of 54379

Prime factors of 54379 are 13, 47, 89. Prime factorization of 54379 in exponential form is:

54379 = 131 × 471 × 891

Prime Factorization of 54390

Prime factors of 54390 are 2, 3, 5, 7, 37. Prime factorization of 54390 in exponential form is:

54390 = 21 × 31 × 51 × 72 × 371

Now multiplying the highest exponent prime factors to calculate the LCM of 54379 and 54390.

LCM(54379,54390) = 131 × 471 × 891 × 21 × 31 × 51 × 72 × 371
LCM(54379,54390) = 2957673810