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What is the Least Common Multiple of 77020 and 77026?

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 77020 and 77026 is 2966271260.

LCM(77020,77026) = 2966271260

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Least Common Multiple of 77020 and 77026 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 77020 and 77026, than apply into the LCM equation.

GCF(77020,77026) = 2
LCM(77020,77026) = ( 77020 × 77026) / 2
LCM(77020,77026) = 5932542520 / 2
LCM(77020,77026) = 2966271260

Least Common Multiple (LCM) of 77020 and 77026 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 77020 and 77026. First we will calculate the prime factors of 77020 and 77026.

Prime Factorization of 77020

Prime factors of 77020 are 2, 5, 3851. Prime factorization of 77020 in exponential form is:

77020 = 22 × 51 × 38511

Prime Factorization of 77026

Prime factors of 77026 are 2, 19, 2027. Prime factorization of 77026 in exponential form is:

77026 = 21 × 191 × 20271

Now multiplying the highest exponent prime factors to calculate the LCM of 77020 and 77026.

LCM(77020,77026) = 22 × 51 × 38511 × 191 × 20271
LCM(77020,77026) = 2966271260