GCF and LCM Calculator Logo

What is the Least Common Multiple of 70645 and 70652?

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 70645 and 70652 is 4991210540.

LCM(70645,70652) = 4991210540

LCM Calculator and
and

Least Common Multiple of 70645 and 70652 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 70645 and 70652, than apply into the LCM equation.

GCF(70645,70652) = 1
LCM(70645,70652) = ( 70645 × 70652) / 1
LCM(70645,70652) = 4991210540 / 1
LCM(70645,70652) = 4991210540

Least Common Multiple (LCM) of 70645 and 70652 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 70645 and 70652. First we will calculate the prime factors of 70645 and 70652.

Prime Factorization of 70645

Prime factors of 70645 are 5, 71, 199. Prime factorization of 70645 in exponential form is:

70645 = 51 × 711 × 1991

Prime Factorization of 70652

Prime factors of 70652 are 2, 17, 1039. Prime factorization of 70652 in exponential form is:

70652 = 22 × 171 × 10391

Now multiplying the highest exponent prime factors to calculate the LCM of 70645 and 70652.

LCM(70645,70652) = 51 × 711 × 1991 × 22 × 171 × 10391
LCM(70645,70652) = 4991210540