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What is the Least Common Multiple of 78349 and 78358?

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 78349 and 78358 is 6139270942.

LCM(78349,78358) = 6139270942

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Least Common Multiple of 78349 and 78358 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 78349 and 78358, than apply into the LCM equation.

GCF(78349,78358) = 1
LCM(78349,78358) = ( 78349 × 78358) / 1
LCM(78349,78358) = 6139270942 / 1
LCM(78349,78358) = 6139270942

Least Common Multiple (LCM) of 78349 and 78358 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 78349 and 78358. First we will calculate the prime factors of 78349 and 78358.

Prime Factorization of 78349

Prime factors of 78349 are 47, 1667. Prime factorization of 78349 in exponential form is:

78349 = 471 × 16671

Prime Factorization of 78358

Prime factors of 78358 are 2, 7, 29, 193. Prime factorization of 78358 in exponential form is:

78358 = 21 × 71 × 291 × 1931

Now multiplying the highest exponent prime factors to calculate the LCM of 78349 and 78358.

LCM(78349,78358) = 471 × 16671 × 21 × 71 × 291 × 1931
LCM(78349,78358) = 6139270942