What is the Least Common Multiple of 30428 and 30436?

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 30428 and 30436 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 30428 and 30436, than apply into the LCM equation.

GCF(30428,30436) = 4
LCM(30428,30436) = ( 30428 × 30436) / 4
LCM(30428,30436) = 926106608 / 4
LCM(30428,30436) = 231526652

Least Common Multiple (LCM) of 30428 and 30436 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 30428 and 30436. First we will calculate the prime factors of 30428 and 30436.

Prime Factorization of 30428

Prime Factorization of 30436

Now multiplying the highest exponent prime factors to calculate the LCM of 30428 and 30436.

LCM(30428,30436) = 2² × 7607¹ × 7¹ × 1087¹
LCM(30428,30436) = 231526652