What is the Least Common Multiple of 55642 and 55654?

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 55642 and 55654 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 55642 and 55654, than apply into the LCM equation.

GCF(55642,55654) = 2
LCM(55642,55654) = ( 55642 × 55654) / 2
LCM(55642,55654) = 3096699868 / 2
LCM(55642,55654) = 1548349934

Least Common Multiple (LCM) of 55642 and 55654 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 55642 and 55654. First we will calculate the prime factors of 55642 and 55654.

Prime Factorization of 55642

Prime Factorization of 55654

Now multiplying the highest exponent prime factors to calculate the LCM of 55642 and 55654.

LCM(55642,55654) = 2¹ × 43¹ × 647¹ × 27827¹
LCM(55642,55654) = 1548349934