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What is the Least Common Multiple of 51357 and 51374?

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 51357 and 51374 is 155200854.

LCM(51357,51374) = 155200854

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Least Common Multiple of 51357 and 51374 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 51357 and 51374, than apply into the LCM equation.

GCF(51357,51374) = 17
LCM(51357,51374) = ( 51357 × 51374) / 17
LCM(51357,51374) = 2638414518 / 17
LCM(51357,51374) = 155200854

Least Common Multiple (LCM) of 51357 and 51374 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 51357 and 51374. First we will calculate the prime factors of 51357 and 51374.

Prime Factorization of 51357

Prime factors of 51357 are 3, 17, 19, 53. Prime factorization of 51357 in exponential form is:

51357 = 31 × 171 × 191 × 531

Prime Factorization of 51374

Prime factors of 51374 are 2, 17, 1511. Prime factorization of 51374 in exponential form is:

51374 = 21 × 171 × 15111

Now multiplying the highest exponent prime factors to calculate the LCM of 51357 and 51374.

LCM(51357,51374) = 31 × 171 × 191 × 531 × 21 × 15111
LCM(51357,51374) = 155200854