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What is the Least Common Multiple of 39274 and 39284?

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 39274 and 39284 is 771419908.

LCM(39274,39284) = 771419908

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Least Common Multiple of 39274 and 39284 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 39274 and 39284, than apply into the LCM equation.

GCF(39274,39284) = 2
LCM(39274,39284) = ( 39274 × 39284) / 2
LCM(39274,39284) = 1542839816 / 2
LCM(39274,39284) = 771419908

Least Common Multiple (LCM) of 39274 and 39284 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 39274 and 39284. First we will calculate the prime factors of 39274 and 39284.

Prime Factorization of 39274

Prime factors of 39274 are 2, 73, 269. Prime factorization of 39274 in exponential form is:

39274 = 21 × 731 × 2691

Prime Factorization of 39284

Prime factors of 39284 are 2, 7, 23, 61. Prime factorization of 39284 in exponential form is:

39284 = 22 × 71 × 231 × 611

Now multiplying the highest exponent prime factors to calculate the LCM of 39274 and 39284.

LCM(39274,39284) = 22 × 731 × 2691 × 71 × 231 × 611
LCM(39274,39284) = 771419908