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What is the Least Common Multiple of 86930 and 86943?

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 86930 and 86943 is 7557954990.

LCM(86930,86943) = 7557954990

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Least Common Multiple of 86930 and 86943 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 86930 and 86943, than apply into the LCM equation.

GCF(86930,86943) = 1
LCM(86930,86943) = ( 86930 × 86943) / 1
LCM(86930,86943) = 7557954990 / 1
LCM(86930,86943) = 7557954990

Least Common Multiple (LCM) of 86930 and 86943 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 86930 and 86943. First we will calculate the prime factors of 86930 and 86943.

Prime Factorization of 86930

Prime factors of 86930 are 2, 5, 8693. Prime factorization of 86930 in exponential form is:

86930 = 21 × 51 × 86931

Prime Factorization of 86943

Prime factors of 86943 are 3, 73, 397. Prime factorization of 86943 in exponential form is:

86943 = 31 × 731 × 3971

Now multiplying the highest exponent prime factors to calculate the LCM of 86930 and 86943.

LCM(86930,86943) = 21 × 51 × 86931 × 31 × 731 × 3971
LCM(86930,86943) = 7557954990