GCF and LCM Calculator Logo

What is the Least Common Multiple of 79401 and 79406?

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 79401 and 79406 is 6304915806.

LCM(79401,79406) = 6304915806

LCM Calculator and
and

Least Common Multiple of 79401 and 79406 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 79401 and 79406, than apply into the LCM equation.

GCF(79401,79406) = 1
LCM(79401,79406) = ( 79401 × 79406) / 1
LCM(79401,79406) = 6304915806 / 1
LCM(79401,79406) = 6304915806

Least Common Multiple (LCM) of 79401 and 79406 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 79401 and 79406. First we will calculate the prime factors of 79401 and 79406.

Prime Factorization of 79401

Prime factors of 79401 are 3, 7, 19, 199. Prime factorization of 79401 in exponential form is:

79401 = 31 × 71 × 191 × 1991

Prime Factorization of 79406

Prime factors of 79406 are 2, 39703. Prime factorization of 79406 in exponential form is:

79406 = 21 × 397031

Now multiplying the highest exponent prime factors to calculate the LCM of 79401 and 79406.

LCM(79401,79406) = 31 × 71 × 191 × 1991 × 21 × 397031
LCM(79401,79406) = 6304915806