What is the Least Common Multiple of 55903 and 55909?

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 55903 and 55909 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 55903 and 55909, than apply into the LCM equation.

GCF(55903,55909) = 1
LCM(55903,55909) = ( 55903 × 55909) / 1
LCM(55903,55909) = 3125480827 / 1
LCM(55903,55909) = 3125480827

Least Common Multiple (LCM) of 55903 and 55909 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 55903 and 55909. First we will calculate the prime factors of 55903 and 55909.

Prime Factorization of 55903

Prime Factorization of 55909

Now multiplying the highest exponent prime factors to calculate the LCM of 55903 and 55909.

LCM(55903,55909) = 55903¹ × 7³ × 163¹
LCM(55903,55909) = 3125480827