What is the Least Common Multiple of 5621 and 5635?

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 5621 and 5635 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 5621 and 5635, than apply into the LCM equation.

GCF(5621,5635) = 7
LCM(5621,5635) = ( 5621 × 5635) / 7
LCM(5621,5635) = 31674335 / 7
LCM(5621,5635) = 4524905

Least Common Multiple (LCM) of 5621 and 5635 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 5621 and 5635. First we will calculate the prime factors of 5621 and 5635.

Prime Factorization of 5621

Prime Factorization of 5635

Now multiplying the highest exponent prime factors to calculate the LCM of 5621 and 5635.

LCM(5621,5635) = 7² × 11¹ × 73¹ × 5¹ × 23¹
LCM(5621,5635) = 4524905