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What is the Least Common Multiple of 25673 and 25686?

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 25673 and 25686 is 659436678.

LCM(25673,25686) = 659436678

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Least Common Multiple of 25673 and 25686 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 25673 and 25686, than apply into the LCM equation.

GCF(25673,25686) = 1
LCM(25673,25686) = ( 25673 × 25686) / 1
LCM(25673,25686) = 659436678 / 1
LCM(25673,25686) = 659436678

Least Common Multiple (LCM) of 25673 and 25686 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 25673 and 25686. First we will calculate the prime factors of 25673 and 25686.

Prime Factorization of 25673

Prime factors of 25673 are 25673. Prime factorization of 25673 in exponential form is:

25673 = 256731

Prime Factorization of 25686

Prime factors of 25686 are 2, 3, 1427. Prime factorization of 25686 in exponential form is:

25686 = 21 × 32 × 14271

Now multiplying the highest exponent prime factors to calculate the LCM of 25673 and 25686.

LCM(25673,25686) = 256731 × 21 × 32 × 14271
LCM(25673,25686) = 659436678