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What is the Least Common Multiple of 350 and 356?

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 350 and 356 is 62300.

LCM(350,356) = 62300

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Least Common Multiple of 350 and 356 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 350 and 356, than apply into the LCM equation.

GCF(350,356) = 2
LCM(350,356) = ( 350 × 356) / 2
LCM(350,356) = 124600 / 2
LCM(350,356) = 62300

Least Common Multiple (LCM) of 350 and 356 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 350 and 356. First we will calculate the prime factors of 350 and 356.

Prime Factorization of 350

Prime factors of 350 are 2, 5, 7. Prime factorization of 350 in exponential form is:

350 = 21 × 52 × 71

Prime Factorization of 356

Prime factors of 356 are 2, 89. Prime factorization of 356 in exponential form is:

356 = 22 × 891

Now multiplying the highest exponent prime factors to calculate the LCM of 350 and 356.

LCM(350,356) = 22 × 52 × 71 × 891
LCM(350,356) = 62300