What is the Least Common Multiple of 69431 and 69449?

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 69431 and 69449 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 69431 and 69449, than apply into the LCM equation.

GCF(69431,69449) = 1
LCM(69431,69449) = ( 69431 × 69449) / 1
LCM(69431,69449) = 4821913519 / 1
LCM(69431,69449) = 4821913519

Least Common Multiple (LCM) of 69431 and 69449 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 69431 and 69449. First we will calculate the prime factors of 69431 and 69449.

Prime Factorization of 69431

Prime Factorization of 69449

Now multiplying the highest exponent prime factors to calculate the LCM of 69431 and 69449.

LCM(69431,69449) = 69431¹ × 37¹ × 1877¹
LCM(69431,69449) = 4821913519