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What is the Least Common Multiple of 50778 and 50791?

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 50778 and 50791 is 198389646.

LCM(50778,50791) = 198389646

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Least Common Multiple of 50778 and 50791 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 50778 and 50791, than apply into the LCM equation.

GCF(50778,50791) = 13
LCM(50778,50791) = ( 50778 × 50791) / 13
LCM(50778,50791) = 2579065398 / 13
LCM(50778,50791) = 198389646

Least Common Multiple (LCM) of 50778 and 50791 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 50778 and 50791. First we will calculate the prime factors of 50778 and 50791.

Prime Factorization of 50778

Prime factors of 50778 are 2, 3, 7, 13, 31. Prime factorization of 50778 in exponential form is:

50778 = 21 × 32 × 71 × 131 × 311

Prime Factorization of 50791

Prime factors of 50791 are 13, 3907. Prime factorization of 50791 in exponential form is:

50791 = 131 × 39071

Now multiplying the highest exponent prime factors to calculate the LCM of 50778 and 50791.

LCM(50778,50791) = 21 × 32 × 71 × 131 × 311 × 39071
LCM(50778,50791) = 198389646