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What is the Least Common Multiple of 87644 and 87653?

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 87644 and 87653 is 7682259532.

LCM(87644,87653) = 7682259532

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Least Common Multiple of 87644 and 87653 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 87644 and 87653, than apply into the LCM equation.

GCF(87644,87653) = 1
LCM(87644,87653) = ( 87644 × 87653) / 1
LCM(87644,87653) = 7682259532 / 1
LCM(87644,87653) = 7682259532

Least Common Multiple (LCM) of 87644 and 87653 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 87644 and 87653. First we will calculate the prime factors of 87644 and 87653.

Prime Factorization of 87644

Prime factors of 87644 are 2, 21911. Prime factorization of 87644 in exponential form is:

87644 = 22 × 219111

Prime Factorization of 87653

Prime factors of 87653 are 23, 37, 103. Prime factorization of 87653 in exponential form is:

87653 = 231 × 371 × 1031

Now multiplying the highest exponent prime factors to calculate the LCM of 87644 and 87653.

LCM(87644,87653) = 22 × 219111 × 231 × 371 × 1031
LCM(87644,87653) = 7682259532