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What is the Least Common Multiple of 51646 and 51652?

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 51646 and 51652 is 1333809596.

LCM(51646,51652) = 1333809596

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Least Common Multiple of 51646 and 51652 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 51646 and 51652, than apply into the LCM equation.

GCF(51646,51652) = 2
LCM(51646,51652) = ( 51646 × 51652) / 2
LCM(51646,51652) = 2667619192 / 2
LCM(51646,51652) = 1333809596

Least Common Multiple (LCM) of 51646 and 51652 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 51646 and 51652. First we will calculate the prime factors of 51646 and 51652.

Prime Factorization of 51646

Prime factors of 51646 are 2, 7, 17, 31. Prime factorization of 51646 in exponential form is:

51646 = 21 × 72 × 171 × 311

Prime Factorization of 51652

Prime factors of 51652 are 2, 37, 349. Prime factorization of 51652 in exponential form is:

51652 = 22 × 371 × 3491

Now multiplying the highest exponent prime factors to calculate the LCM of 51646 and 51652.

LCM(51646,51652) = 22 × 72 × 171 × 311 × 371 × 3491
LCM(51646,51652) = 1333809596