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What is the Least Common Multiple of 39242 and 39246?

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 39242 and 39246 is 770045766.

LCM(39242,39246) = 770045766

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Least Common Multiple of 39242 and 39246 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 39242 and 39246, than apply into the LCM equation.

GCF(39242,39246) = 2
LCM(39242,39246) = ( 39242 × 39246) / 2
LCM(39242,39246) = 1540091532 / 2
LCM(39242,39246) = 770045766

Least Common Multiple (LCM) of 39242 and 39246 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 39242 and 39246. First we will calculate the prime factors of 39242 and 39246.

Prime Factorization of 39242

Prime factors of 39242 are 2, 7, 2803. Prime factorization of 39242 in exponential form is:

39242 = 21 × 71 × 28031

Prime Factorization of 39246

Prime factors of 39246 are 2, 3, 31, 211. Prime factorization of 39246 in exponential form is:

39246 = 21 × 31 × 311 × 2111

Now multiplying the highest exponent prime factors to calculate the LCM of 39242 and 39246.

LCM(39242,39246) = 21 × 71 × 28031 × 31 × 311 × 2111
LCM(39242,39246) = 770045766