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What is the Least Common Multiple of 80776 and 80790?

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 80776 and 80790 is 3262946520.

LCM(80776,80790) = 3262946520

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Least Common Multiple of 80776 and 80790 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 80776 and 80790, than apply into the LCM equation.

GCF(80776,80790) = 2
LCM(80776,80790) = ( 80776 × 80790) / 2
LCM(80776,80790) = 6525893040 / 2
LCM(80776,80790) = 3262946520

Least Common Multiple (LCM) of 80776 and 80790 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 80776 and 80790. First we will calculate the prime factors of 80776 and 80790.

Prime Factorization of 80776

Prime factors of 80776 are 2, 23, 439. Prime factorization of 80776 in exponential form is:

80776 = 23 × 231 × 4391

Prime Factorization of 80790

Prime factors of 80790 are 2, 3, 5, 2693. Prime factorization of 80790 in exponential form is:

80790 = 21 × 31 × 51 × 26931

Now multiplying the highest exponent prime factors to calculate the LCM of 80776 and 80790.

LCM(80776,80790) = 23 × 231 × 4391 × 31 × 51 × 26931
LCM(80776,80790) = 3262946520