What is the Least Common Multiple of 69538 and 69556?

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 of 69538 and 69556 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 69538 and 69556, than apply into the LCM equation.

GCF(69538,69556) = 2
LCM(69538,69556) = ( 69538 × 69556) / 2
LCM(69538,69556) = 4836785128 / 2
LCM(69538,69556) = 2418392564

Least Common Multiple (LCM) of 69538 and 69556 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 69538 and 69556. First we will calculate the prime factors of 69538 and 69556.

Prime Factorization of 69538

Prime Factorization of 69556

Now multiplying the highest exponent prime factors to calculate the LCM of 69538 and 69556.

LCM(69538,69556) = 2² × 7¹ × 4967¹ × 17389¹
LCM(69538,69556) = 2418392564