What is the Least Common Multiple of 64942 and 64955?

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 64942 and 64955 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 64942 and 64955, than apply into the LCM equation.

GCF(64942,64955) = 1
LCM(64942,64955) = ( 64942 × 64955) / 1
LCM(64942,64955) = 4218307610 / 1
LCM(64942,64955) = 4218307610

Least Common Multiple (LCM) of 64942 and 64955 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 64942 and 64955. First we will calculate the prime factors of 64942 and 64955.

Prime Factorization of 64942

Prime Factorization of 64955

Now multiplying the highest exponent prime factors to calculate the LCM of 64942 and 64955.

LCM(64942,64955) = 2¹ × 19¹ × 1709¹ × 5¹ × 11¹ × 1181¹
LCM(64942,64955) = 4218307610