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What is the Least Common Multiple of 86966 and 86971?

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 86966 and 86971 is 7563519986.

LCM(86966,86971) = 7563519986

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Least Common Multiple of 86966 and 86971 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 86966 and 86971, than apply into the LCM equation.

GCF(86966,86971) = 1
LCM(86966,86971) = ( 86966 × 86971) / 1
LCM(86966,86971) = 7563519986 / 1
LCM(86966,86971) = 7563519986

Least Common Multiple (LCM) of 86966 and 86971 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 86966 and 86971. First we will calculate the prime factors of 86966 and 86971.

Prime Factorization of 86966

Prime factors of 86966 are 2, 11, 59, 67. Prime factorization of 86966 in exponential form is:

86966 = 21 × 111 × 591 × 671

Prime Factorization of 86971

Prime factors of 86971 are 29, 2999. Prime factorization of 86971 in exponential form is:

86971 = 291 × 29991

Now multiplying the highest exponent prime factors to calculate the LCM of 86966 and 86971.

LCM(86966,86971) = 21 × 111 × 591 × 671 × 291 × 29991
LCM(86966,86971) = 7563519986