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What is the Least Common Multiple of 79962 and 79982?

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 79962 and 79982 is 3197760342.

LCM(79962,79982) = 3197760342

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Least Common Multiple of 79962 and 79982 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 79962 and 79982, than apply into the LCM equation.

GCF(79962,79982) = 2
LCM(79962,79982) = ( 79962 × 79982) / 2
LCM(79962,79982) = 6395520684 / 2
LCM(79962,79982) = 3197760342

Least Common Multiple (LCM) of 79962 and 79982 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 79962 and 79982. First we will calculate the prime factors of 79962 and 79982.

Prime Factorization of 79962

Prime factors of 79962 are 2, 3, 13327. Prime factorization of 79962 in exponential form is:

79962 = 21 × 31 × 133271

Prime Factorization of 79982

Prime factors of 79982 are 2, 7, 29, 197. Prime factorization of 79982 in exponential form is:

79982 = 21 × 71 × 291 × 1971

Now multiplying the highest exponent prime factors to calculate the LCM of 79962 and 79982.

LCM(79962,79982) = 21 × 31 × 133271 × 71 × 291 × 1971
LCM(79962,79982) = 3197760342