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What is the Least Common Multiple of 86702 and 86715?

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 86702 and 86715 is 7518363930.

LCM(86702,86715) = 7518363930

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Least Common Multiple of 86702 and 86715 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 86702 and 86715, than apply into the LCM equation.

GCF(86702,86715) = 1
LCM(86702,86715) = ( 86702 × 86715) / 1
LCM(86702,86715) = 7518363930 / 1
LCM(86702,86715) = 7518363930

Least Common Multiple (LCM) of 86702 and 86715 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 86702 and 86715. First we will calculate the prime factors of 86702 and 86715.

Prime Factorization of 86702

Prime factors of 86702 are 2, 7, 11, 563. Prime factorization of 86702 in exponential form is:

86702 = 21 × 71 × 111 × 5631

Prime Factorization of 86715

Prime factors of 86715 are 3, 5, 41, 47. Prime factorization of 86715 in exponential form is:

86715 = 32 × 51 × 411 × 471

Now multiplying the highest exponent prime factors to calculate the LCM of 86702 and 86715.

LCM(86702,86715) = 21 × 71 × 111 × 5631 × 32 × 51 × 411 × 471
LCM(86702,86715) = 7518363930