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What is the Least Common Multiple of 56643 and 56662?

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 56643 and 56662 is 3209505666.

LCM(56643,56662) = 3209505666

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Least Common Multiple of 56643 and 56662 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 56643 and 56662, than apply into the LCM equation.

GCF(56643,56662) = 1
LCM(56643,56662) = ( 56643 × 56662) / 1
LCM(56643,56662) = 3209505666 / 1
LCM(56643,56662) = 3209505666

Least Common Multiple (LCM) of 56643 and 56662 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 56643 and 56662. First we will calculate the prime factors of 56643 and 56662.

Prime Factorization of 56643

Prime factors of 56643 are 3, 79, 239. Prime factorization of 56643 in exponential form is:

56643 = 31 × 791 × 2391

Prime Factorization of 56662

Prime factors of 56662 are 2, 41, 691. Prime factorization of 56662 in exponential form is:

56662 = 21 × 411 × 6911

Now multiplying the highest exponent prime factors to calculate the LCM of 56643 and 56662.

LCM(56643,56662) = 31 × 791 × 2391 × 21 × 411 × 6911
LCM(56643,56662) = 3209505666