What is the Least Common Multiple of 69628 and 69648?

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 69628 and 69648 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 69628 and 69648, than apply into the LCM equation.

GCF(69628,69648) = 4
LCM(69628,69648) = ( 69628 × 69648) / 4
LCM(69628,69648) = 4849450944 / 4
LCM(69628,69648) = 1212362736

Least Common Multiple (LCM) of 69628 and 69648 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 69628 and 69648. First we will calculate the prime factors of 69628 and 69648.

Prime Factorization of 69628

Prime Factorization of 69648

Now multiplying the highest exponent prime factors to calculate the LCM of 69628 and 69648.

LCM(69628,69648) = 2⁴ × 13² × 103¹ × 3¹ × 1451¹
LCM(69628,69648) = 1212362736