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What is the Least Common Multiple of 85699 and 85708?

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 85699 and 85708 is 7345089892.

LCM(85699,85708) = 7345089892

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Least Common Multiple of 85699 and 85708 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 85699 and 85708, than apply into the LCM equation.

GCF(85699,85708) = 1
LCM(85699,85708) = ( 85699 × 85708) / 1
LCM(85699,85708) = 7345089892 / 1
LCM(85699,85708) = 7345089892

Least Common Multiple (LCM) of 85699 and 85708 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 85699 and 85708. First we will calculate the prime factors of 85699 and 85708.

Prime Factorization of 85699

Prime factors of 85699 are 43, 1993. Prime factorization of 85699 in exponential form is:

85699 = 431 × 19931

Prime Factorization of 85708

Prime factors of 85708 are 2, 7, 3061. Prime factorization of 85708 in exponential form is:

85708 = 22 × 71 × 30611

Now multiplying the highest exponent prime factors to calculate the LCM of 85699 and 85708.

LCM(85699,85708) = 431 × 19931 × 22 × 71 × 30611
LCM(85699,85708) = 7345089892