What is the Least Common Multiple of 75605 and 75621?

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 75605 and 75621 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 75605 and 75621, than apply into the LCM equation.

GCF(75605,75621) = 1
LCM(75605,75621) = ( 75605 × 75621) / 1
LCM(75605,75621) = 5717325705 / 1
LCM(75605,75621) = 5717325705

Least Common Multiple (LCM) of 75605 and 75621 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 75605 and 75621. First we will calculate the prime factors of 75605 and 75621.

Prime Factorization of 75605

Prime Factorization of 75621

Now multiplying the highest exponent prime factors to calculate the LCM of 75605 and 75621.

LCM(75605,75621) = 5¹ × 15121¹ × 3¹ × 7¹ × 13¹ × 277¹
LCM(75605,75621) = 5717325705