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What is the Least Common Multiple of 56643 and 56653?

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 56653 is 3208995879.

LCM(56643,56653) = 3208995879

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Least Common Multiple of 56643 and 56653 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 56653, than apply into the LCM equation.

GCF(56643,56653) = 1
LCM(56643,56653) = ( 56643 × 56653) / 1
LCM(56643,56653) = 3208995879 / 1
LCM(56643,56653) = 3208995879

Least Common Multiple (LCM) of 56643 and 56653 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 56643 and 56653. First we will calculate the prime factors of 56643 and 56653.

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 56653

Prime factors of 56653 are 181, 313. Prime factorization of 56653 in exponential form is:

56653 = 1811 × 3131

Now multiplying the highest exponent prime factors to calculate the LCM of 56643 and 56653.

LCM(56643,56653) = 31 × 791 × 2391 × 1811 × 3131
LCM(56643,56653) = 3208995879