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What is the Least Common Multiple of 76921 and 76932?

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 76921 and 76932 is 5917686372.

LCM(76921,76932) = 5917686372

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Least Common Multiple of 76921 and 76932 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 76921 and 76932, than apply into the LCM equation.

GCF(76921,76932) = 1
LCM(76921,76932) = ( 76921 × 76932) / 1
LCM(76921,76932) = 5917686372 / 1
LCM(76921,76932) = 5917686372

Least Common Multiple (LCM) of 76921 and 76932 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 76921 and 76932. First we will calculate the prime factors of 76921 and 76932.

Prime Factorization of 76921

Prime factors of 76921 are 13, 61, 97. Prime factorization of 76921 in exponential form is:

76921 = 131 × 611 × 971

Prime Factorization of 76932

Prime factors of 76932 are 2, 3, 2137. Prime factorization of 76932 in exponential form is:

76932 = 22 × 32 × 21371

Now multiplying the highest exponent prime factors to calculate the LCM of 76921 and 76932.

LCM(76921,76932) = 131 × 611 × 971 × 22 × 32 × 21371
LCM(76921,76932) = 5917686372