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What is the Least Common Multiple of 85651 and 85670?

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 85651 and 85670 is 7337721170.

LCM(85651,85670) = 7337721170

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Least Common Multiple of 85651 and 85670 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 85651 and 85670, than apply into the LCM equation.

GCF(85651,85670) = 1
LCM(85651,85670) = ( 85651 × 85670) / 1
LCM(85651,85670) = 7337721170 / 1
LCM(85651,85670) = 7337721170

Least Common Multiple (LCM) of 85651 and 85670 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 85651 and 85670. First we will calculate the prime factors of 85651 and 85670.

Prime Factorization of 85651

Prime factors of 85651 are 97, 883. Prime factorization of 85651 in exponential form is:

85651 = 971 × 8831

Prime Factorization of 85670

Prime factors of 85670 are 2, 5, 13, 659. Prime factorization of 85670 in exponential form is:

85670 = 21 × 51 × 131 × 6591

Now multiplying the highest exponent prime factors to calculate the LCM of 85651 and 85670.

LCM(85651,85670) = 971 × 8831 × 21 × 51 × 131 × 6591
LCM(85651,85670) = 7337721170