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What is the Least Common Multiple of 57422 and 57426?

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 57422 and 57426 is 1648757886.

LCM(57422,57426) = 1648757886

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Least Common Multiple of 57422 and 57426 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 57422 and 57426, than apply into the LCM equation.

GCF(57422,57426) = 2
LCM(57422,57426) = ( 57422 × 57426) / 2
LCM(57422,57426) = 3297515772 / 2
LCM(57422,57426) = 1648757886

Least Common Multiple (LCM) of 57422 and 57426 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 57422 and 57426. First we will calculate the prime factors of 57422 and 57426.

Prime Factorization of 57422

Prime factors of 57422 are 2, 28711. Prime factorization of 57422 in exponential form is:

57422 = 21 × 287111

Prime Factorization of 57426

Prime factors of 57426 are 2, 3, 17, 563. Prime factorization of 57426 in exponential form is:

57426 = 21 × 31 × 171 × 5631

Now multiplying the highest exponent prime factors to calculate the LCM of 57422 and 57426.

LCM(57422,57426) = 21 × 287111 × 31 × 171 × 5631
LCM(57422,57426) = 1648757886