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What is the Least Common Multiple of 78997 and 79015?

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 78997 and 79015 is 6241947955.

LCM(78997,79015) = 6241947955

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Least Common Multiple of 78997 and 79015 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 78997 and 79015, than apply into the LCM equation.

GCF(78997,79015) = 1
LCM(78997,79015) = ( 78997 × 79015) / 1
LCM(78997,79015) = 6241947955 / 1
LCM(78997,79015) = 6241947955

Least Common Multiple (LCM) of 78997 and 79015 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 78997 and 79015. First we will calculate the prime factors of 78997 and 79015.

Prime Factorization of 78997

Prime factors of 78997 are 197, 401. Prime factorization of 78997 in exponential form is:

78997 = 1971 × 4011

Prime Factorization of 79015

Prime factors of 79015 are 5, 15803. Prime factorization of 79015 in exponential form is:

79015 = 51 × 158031

Now multiplying the highest exponent prime factors to calculate the LCM of 78997 and 79015.

LCM(78997,79015) = 1971 × 4011 × 51 × 158031
LCM(78997,79015) = 6241947955