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What is the Least Common Multiple of 56436 and 56445?

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 56436 and 56445 is 1061843340.

LCM(56436,56445) = 1061843340

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Least Common Multiple of 56436 and 56445 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 56436 and 56445, than apply into the LCM equation.

GCF(56436,56445) = 3
LCM(56436,56445) = ( 56436 × 56445) / 3
LCM(56436,56445) = 3185530020 / 3
LCM(56436,56445) = 1061843340

Least Common Multiple (LCM) of 56436 and 56445 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 56436 and 56445. First we will calculate the prime factors of 56436 and 56445.

Prime Factorization of 56436

Prime factors of 56436 are 2, 3, 4703. Prime factorization of 56436 in exponential form is:

56436 = 22 × 31 × 47031

Prime Factorization of 56445

Prime factors of 56445 are 3, 5, 53, 71. Prime factorization of 56445 in exponential form is:

56445 = 31 × 51 × 531 × 711

Now multiplying the highest exponent prime factors to calculate the LCM of 56436 and 56445.

LCM(56436,56445) = 22 × 31 × 47031 × 51 × 531 × 711
LCM(56436,56445) = 1061843340