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What is the Least Common Multiple of 25338 and 25342?

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 25338 and 25342 is 321057798.

LCM(25338,25342) = 321057798

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Least Common Multiple of 25338 and 25342 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 25338 and 25342, than apply into the LCM equation.

GCF(25338,25342) = 2
LCM(25338,25342) = ( 25338 × 25342) / 2
LCM(25338,25342) = 642115596 / 2
LCM(25338,25342) = 321057798

Least Common Multiple (LCM) of 25338 and 25342 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 25338 and 25342. First we will calculate the prime factors of 25338 and 25342.

Prime Factorization of 25338

Prime factors of 25338 are 2, 3, 41, 103. Prime factorization of 25338 in exponential form is:

25338 = 21 × 31 × 411 × 1031

Prime Factorization of 25342

Prime factors of 25342 are 2, 12671. Prime factorization of 25342 in exponential form is:

25342 = 21 × 126711

Now multiplying the highest exponent prime factors to calculate the LCM of 25338 and 25342.

LCM(25338,25342) = 21 × 31 × 411 × 1031 × 126711
LCM(25338,25342) = 321057798