What is the Least Common Multiple of 34560 and 34580?

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 34560 and 34580 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 34560 and 34580, than apply into the LCM equation.

GCF(34560,34580) = 20
LCM(34560,34580) = ( 34560 × 34580) / 20
LCM(34560,34580) = 1195084800 / 20
LCM(34560,34580) = 59754240

Least Common Multiple (LCM) of 34560 and 34580 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 34560 and 34580. First we will calculate the prime factors of 34560 and 34580.

Prime Factorization of 34560

Prime Factorization of 34580

Now multiplying the highest exponent prime factors to calculate the LCM of 34560 and 34580.

LCM(34560,34580) = 2⁸ × 3³ × 5¹ × 7¹ × 13¹ × 19¹
LCM(34560,34580) = 59754240