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What is the Least Common Multiple of 82942 and 82946?

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 82942 and 82946 is 3439853566.

LCM(82942,82946) = 3439853566

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Least Common Multiple of 82942 and 82946 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 82942 and 82946, than apply into the LCM equation.

GCF(82942,82946) = 2
LCM(82942,82946) = ( 82942 × 82946) / 2
LCM(82942,82946) = 6879707132 / 2
LCM(82942,82946) = 3439853566

Least Common Multiple (LCM) of 82942 and 82946 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 82942 and 82946. First we will calculate the prime factors of 82942 and 82946.

Prime Factorization of 82942

Prime factors of 82942 are 2, 113, 367. Prime factorization of 82942 in exponential form is:

82942 = 21 × 1131 × 3671

Prime Factorization of 82946

Prime factors of 82946 are 2, 67, 619. Prime factorization of 82946 in exponential form is:

82946 = 21 × 671 × 6191

Now multiplying the highest exponent prime factors to calculate the LCM of 82942 and 82946.

LCM(82942,82946) = 21 × 1131 × 3671 × 671 × 6191
LCM(82942,82946) = 3439853566