What is the Least Common Multiple of 64940 and 64951?

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 64940 and 64951 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 64940 and 64951, than apply into the LCM equation.

GCF(64940,64951) = 1
LCM(64940,64951) = ( 64940 × 64951) / 1
LCM(64940,64951) = 4217917940 / 1
LCM(64940,64951) = 4217917940

Least Common Multiple (LCM) of 64940 and 64951 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 64940 and 64951. First we will calculate the prime factors of 64940 and 64951.

Prime Factorization of 64940

Prime Factorization of 64951

Now multiplying the highest exponent prime factors to calculate the LCM of 64940 and 64951.

LCM(64940,64951) = 2² × 5¹ × 17¹ × 191¹ × 64951¹
LCM(64940,64951) = 4217917940