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What is the Least Common Multiple of 85963 and 85970?

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 85963 and 85970 is 7390239110.

LCM(85963,85970) = 7390239110

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Least Common Multiple of 85963 and 85970 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 85963 and 85970, than apply into the LCM equation.

GCF(85963,85970) = 1
LCM(85963,85970) = ( 85963 × 85970) / 1
LCM(85963,85970) = 7390239110 / 1
LCM(85963,85970) = 7390239110

Least Common Multiple (LCM) of 85963 and 85970 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 85963 and 85970. First we will calculate the prime factors of 85963 and 85970.

Prime Factorization of 85963

Prime factors of 85963 are 31, 47, 59. Prime factorization of 85963 in exponential form is:

85963 = 311 × 471 × 591

Prime Factorization of 85970

Prime factors of 85970 are 2, 5, 8597. Prime factorization of 85970 in exponential form is:

85970 = 21 × 51 × 85971

Now multiplying the highest exponent prime factors to calculate the LCM of 85963 and 85970.

LCM(85963,85970) = 311 × 471 × 591 × 21 × 51 × 85971
LCM(85963,85970) = 7390239110