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What is the Least Common Multiple of 45606 and 45621?

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 45606 and 45621 is 693530442.

LCM(45606,45621) = 693530442

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Least Common Multiple of 45606 and 45621 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 45606 and 45621, than apply into the LCM equation.

GCF(45606,45621) = 3
LCM(45606,45621) = ( 45606 × 45621) / 3
LCM(45606,45621) = 2080591326 / 3
LCM(45606,45621) = 693530442

Least Common Multiple (LCM) of 45606 and 45621 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 45606 and 45621. First we will calculate the prime factors of 45606 and 45621.

Prime Factorization of 45606

Prime factors of 45606 are 2, 3, 11, 691. Prime factorization of 45606 in exponential form is:

45606 = 21 × 31 × 111 × 6911

Prime Factorization of 45621

Prime factors of 45621 are 3, 37, 137. Prime factorization of 45621 in exponential form is:

45621 = 32 × 371 × 1371

Now multiplying the highest exponent prime factors to calculate the LCM of 45606 and 45621.

LCM(45606,45621) = 21 × 32 × 111 × 6911 × 371 × 1371
LCM(45606,45621) = 693530442