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What is the Least Common Multiple of 42550 and 42567?

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 42550 and 42567 is 1811225850.

LCM(42550,42567) = 1811225850

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Least Common Multiple of 42550 and 42567 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 42550 and 42567, than apply into the LCM equation.

GCF(42550,42567) = 1
LCM(42550,42567) = ( 42550 × 42567) / 1
LCM(42550,42567) = 1811225850 / 1
LCM(42550,42567) = 1811225850

Least Common Multiple (LCM) of 42550 and 42567 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 42550 and 42567. First we will calculate the prime factors of 42550 and 42567.

Prime Factorization of 42550

Prime factors of 42550 are 2, 5, 23, 37. Prime factorization of 42550 in exponential form is:

42550 = 21 × 52 × 231 × 371

Prime Factorization of 42567

Prime factors of 42567 are 3, 7, 2027. Prime factorization of 42567 in exponential form is:

42567 = 31 × 71 × 20271

Now multiplying the highest exponent prime factors to calculate the LCM of 42550 and 42567.

LCM(42550,42567) = 21 × 52 × 231 × 371 × 31 × 71 × 20271
LCM(42550,42567) = 1811225850