GCF and LCM Calculator Logo

What is the Least Common Multiple of 79946 and 79965?

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 79946 and 79965 is 6392881890.

LCM(79946,79965) = 6392881890

LCM Calculator and
and

Least Common Multiple of 79946 and 79965 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 79946 and 79965, than apply into the LCM equation.

GCF(79946,79965) = 1
LCM(79946,79965) = ( 79946 × 79965) / 1
LCM(79946,79965) = 6392881890 / 1
LCM(79946,79965) = 6392881890

Least Common Multiple (LCM) of 79946 and 79965 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 79946 and 79965. First we will calculate the prime factors of 79946 and 79965.

Prime Factorization of 79946

Prime factors of 79946 are 2, 71, 563. Prime factorization of 79946 in exponential form is:

79946 = 21 × 711 × 5631

Prime Factorization of 79965

Prime factors of 79965 are 3, 5, 1777. Prime factorization of 79965 in exponential form is:

79965 = 32 × 51 × 17771

Now multiplying the highest exponent prime factors to calculate the LCM of 79946 and 79965.

LCM(79946,79965) = 21 × 711 × 5631 × 32 × 51 × 17771
LCM(79946,79965) = 6392881890