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What is the Least Common Multiple of 84796 and 84813?

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 84796 and 84813 is 423047244.

LCM(84796,84813) = 423047244

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Least Common Multiple of 84796 and 84813 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 84796 and 84813, than apply into the LCM equation.

GCF(84796,84813) = 17
LCM(84796,84813) = ( 84796 × 84813) / 17
LCM(84796,84813) = 7191803148 / 17
LCM(84796,84813) = 423047244

Least Common Multiple (LCM) of 84796 and 84813 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 84796 and 84813. First we will calculate the prime factors of 84796 and 84813.

Prime Factorization of 84796

Prime factors of 84796 are 2, 17, 29, 43. Prime factorization of 84796 in exponential form is:

84796 = 22 × 171 × 291 × 431

Prime Factorization of 84813

Prime factors of 84813 are 3, 17, 1663. Prime factorization of 84813 in exponential form is:

84813 = 31 × 171 × 16631

Now multiplying the highest exponent prime factors to calculate the LCM of 84796 and 84813.

LCM(84796,84813) = 22 × 171 × 291 × 431 × 31 × 16631
LCM(84796,84813) = 423047244