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What is the Least Common Multiple of 42771 and 42776?

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 42771 and 42776 is 1829572296.

LCM(42771,42776) = 1829572296

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Least Common Multiple of 42771 and 42776 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 42771 and 42776, than apply into the LCM equation.

GCF(42771,42776) = 1
LCM(42771,42776) = ( 42771 × 42776) / 1
LCM(42771,42776) = 1829572296 / 1
LCM(42771,42776) = 1829572296

Least Common Multiple (LCM) of 42771 and 42776 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 42771 and 42776. First we will calculate the prime factors of 42771 and 42776.

Prime Factorization of 42771

Prime factors of 42771 are 3, 53, 269. Prime factorization of 42771 in exponential form is:

42771 = 31 × 531 × 2691

Prime Factorization of 42776

Prime factors of 42776 are 2, 5347. Prime factorization of 42776 in exponential form is:

42776 = 23 × 53471

Now multiplying the highest exponent prime factors to calculate the LCM of 42771 and 42776.

LCM(42771,42776) = 31 × 531 × 2691 × 23 × 53471
LCM(42771,42776) = 1829572296