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What is the Least Common Multiple of 82971 and 82982?

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 82971 and 82982 is 6885099522.

LCM(82971,82982) = 6885099522

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Least Common Multiple of 82971 and 82982 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 82971 and 82982, than apply into the LCM equation.

GCF(82971,82982) = 1
LCM(82971,82982) = ( 82971 × 82982) / 1
LCM(82971,82982) = 6885099522 / 1
LCM(82971,82982) = 6885099522

Least Common Multiple (LCM) of 82971 and 82982 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 82971 and 82982. First we will calculate the prime factors of 82971 and 82982.

Prime Factorization of 82971

Prime factors of 82971 are 3, 7, 439. Prime factorization of 82971 in exponential form is:

82971 = 33 × 71 × 4391

Prime Factorization of 82982

Prime factors of 82982 are 2, 41491. Prime factorization of 82982 in exponential form is:

82982 = 21 × 414911

Now multiplying the highest exponent prime factors to calculate the LCM of 82971 and 82982.

LCM(82971,82982) = 33 × 71 × 4391 × 21 × 414911
LCM(82971,82982) = 6885099522