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What is the Least Common Multiple of 39621 and 39633?

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 39621 and 39633 is 523433031.

LCM(39621,39633) = 523433031

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Least Common Multiple of 39621 and 39633 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 39621 and 39633, than apply into the LCM equation.

GCF(39621,39633) = 3
LCM(39621,39633) = ( 39621 × 39633) / 3
LCM(39621,39633) = 1570299093 / 3
LCM(39621,39633) = 523433031

Least Common Multiple (LCM) of 39621 and 39633 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 39621 and 39633. First we will calculate the prime factors of 39621 and 39633.

Prime Factorization of 39621

Prime factors of 39621 are 3, 47, 281. Prime factorization of 39621 in exponential form is:

39621 = 31 × 471 × 2811

Prime Factorization of 39633

Prime factors of 39633 are 3, 11, 1201. Prime factorization of 39633 in exponential form is:

39633 = 31 × 111 × 12011

Now multiplying the highest exponent prime factors to calculate the LCM of 39621 and 39633.

LCM(39621,39633) = 31 × 471 × 2811 × 111 × 12011
LCM(39621,39633) = 523433031