What is the Least Common Multiple of 45642 and 45646?

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 45642 and 45646 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 45642 and 45646, than apply into the LCM equation.

GCF(45642,45646) = 2
LCM(45642,45646) = ( 45642 × 45646) / 2
LCM(45642,45646) = 2083374732 / 2
LCM(45642,45646) = 1041687366

Least Common Multiple (LCM) of 45642 and 45646 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 45642 and 45646. First we will calculate the prime factors of 45642 and 45646.

Prime Factorization of 45642

Prime Factorization of 45646

Now multiplying the highest exponent prime factors to calculate the LCM of 45642 and 45646.

LCM(45642,45646) = 2¹ × 3¹ × 7607¹ × 29¹ × 787¹
LCM(45642,45646) = 1041687366