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What is the Least Common Multiple of 79825 and 79842?

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 79825 and 79842 is 6373387650.

LCM(79825,79842) = 6373387650

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Least Common Multiple of 79825 and 79842 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 79825 and 79842, than apply into the LCM equation.

GCF(79825,79842) = 1
LCM(79825,79842) = ( 79825 × 79842) / 1
LCM(79825,79842) = 6373387650 / 1
LCM(79825,79842) = 6373387650

Least Common Multiple (LCM) of 79825 and 79842 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 79825 and 79842. First we will calculate the prime factors of 79825 and 79842.

Prime Factorization of 79825

Prime factors of 79825 are 5, 31, 103. Prime factorization of 79825 in exponential form is:

79825 = 52 × 311 × 1031

Prime Factorization of 79842

Prime factors of 79842 are 2, 3, 7, 1901. Prime factorization of 79842 in exponential form is:

79842 = 21 × 31 × 71 × 19011

Now multiplying the highest exponent prime factors to calculate the LCM of 79825 and 79842.

LCM(79825,79842) = 52 × 311 × 1031 × 21 × 31 × 71 × 19011
LCM(79825,79842) = 6373387650