What is the Least Common Multiple of 5551 and 5558?

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 5551 and 5558 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 5551 and 5558, than apply into the LCM equation.

GCF(5551,5558) = 7
LCM(5551,5558) = ( 5551 × 5558) / 7
LCM(5551,5558) = 30852458 / 7
LCM(5551,5558) = 4407494

Least Common Multiple (LCM) of 5551 and 5558 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 5551 and 5558. First we will calculate the prime factors of 5551 and 5558.

Prime Factorization of 5551

Prime Factorization of 5558

Now multiplying the highest exponent prime factors to calculate the LCM of 5551 and 5558.

LCM(5551,5558) = 7¹ × 13¹ × 61¹ × 2¹ × 397¹
LCM(5551,5558) = 4407494