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What is the Least Common Multiple of 98565 and 98570?

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 98565 and 98570 is 1943110410.

LCM(98565,98570) = 1943110410

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Least Common Multiple of 98565 and 98570 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 98565 and 98570, than apply into the LCM equation.

GCF(98565,98570) = 5
LCM(98565,98570) = ( 98565 × 98570) / 5
LCM(98565,98570) = 9715552050 / 5
LCM(98565,98570) = 1943110410

Least Common Multiple (LCM) of 98565 and 98570 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 98565 and 98570. First we will calculate the prime factors of 98565 and 98570.

Prime Factorization of 98565

Prime factors of 98565 are 3, 5, 6571. Prime factorization of 98565 in exponential form is:

98565 = 31 × 51 × 65711

Prime Factorization of 98570

Prime factors of 98570 are 2, 5, 9857. Prime factorization of 98570 in exponential form is:

98570 = 21 × 51 × 98571

Now multiplying the highest exponent prime factors to calculate the LCM of 98565 and 98570.

LCM(98565,98570) = 31 × 51 × 65711 × 21 × 98571
LCM(98565,98570) = 1943110410