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What is the Least Common Multiple of 80926 and 80940?

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 80926 and 80940 is 3275075220.

LCM(80926,80940) = 3275075220

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Least Common Multiple of 80926 and 80940 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 80926 and 80940, than apply into the LCM equation.

GCF(80926,80940) = 2
LCM(80926,80940) = ( 80926 × 80940) / 2
LCM(80926,80940) = 6550150440 / 2
LCM(80926,80940) = 3275075220

Least Common Multiple (LCM) of 80926 and 80940 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 80926 and 80940. First we will calculate the prime factors of 80926 and 80940.

Prime Factorization of 80926

Prime factors of 80926 are 2, 43, 941. Prime factorization of 80926 in exponential form is:

80926 = 21 × 431 × 9411

Prime Factorization of 80940

Prime factors of 80940 are 2, 3, 5, 19, 71. Prime factorization of 80940 in exponential form is:

80940 = 22 × 31 × 51 × 191 × 711

Now multiplying the highest exponent prime factors to calculate the LCM of 80926 and 80940.

LCM(80926,80940) = 22 × 431 × 9411 × 31 × 51 × 191 × 711
LCM(80926,80940) = 3275075220