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What is the Least Common Multiple of 25416 and 25435?

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 25416 and 25435 is 646455960.

LCM(25416,25435) = 646455960

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Least Common Multiple of 25416 and 25435 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 25416 and 25435, than apply into the LCM equation.

GCF(25416,25435) = 1
LCM(25416,25435) = ( 25416 × 25435) / 1
LCM(25416,25435) = 646455960 / 1
LCM(25416,25435) = 646455960

Least Common Multiple (LCM) of 25416 and 25435 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 25416 and 25435. First we will calculate the prime factors of 25416 and 25435.

Prime Factorization of 25416

Prime factors of 25416 are 2, 3, 353. Prime factorization of 25416 in exponential form is:

25416 = 23 × 32 × 3531

Prime Factorization of 25435

Prime factors of 25435 are 5, 5087. Prime factorization of 25435 in exponential form is:

25435 = 51 × 50871

Now multiplying the highest exponent prime factors to calculate the LCM of 25416 and 25435.

LCM(25416,25435) = 23 × 32 × 3531 × 51 × 50871
LCM(25416,25435) = 646455960