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What is the Least Common Multiple of 82761 and 82770?

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 82761 and 82770 is 2283375990.

LCM(82761,82770) = 2283375990

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Least Common Multiple of 82761 and 82770 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 82761 and 82770, than apply into the LCM equation.

GCF(82761,82770) = 3
LCM(82761,82770) = ( 82761 × 82770) / 3
LCM(82761,82770) = 6850127970 / 3
LCM(82761,82770) = 2283375990

Least Common Multiple (LCM) of 82761 and 82770 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 82761 and 82770. First we will calculate the prime factors of 82761 and 82770.

Prime Factorization of 82761

Prime factors of 82761 are 3, 7, 563. Prime factorization of 82761 in exponential form is:

82761 = 31 × 72 × 5631

Prime Factorization of 82770

Prime factors of 82770 are 2, 3, 5, 31, 89. Prime factorization of 82770 in exponential form is:

82770 = 21 × 31 × 51 × 311 × 891

Now multiplying the highest exponent prime factors to calculate the LCM of 82761 and 82770.

LCM(82761,82770) = 31 × 72 × 5631 × 21 × 51 × 311 × 891
LCM(82761,82770) = 2283375990