What is the Least Common Multiple of 10940 and 10960?

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 10940 and 10960 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 10940 and 10960, than apply into the LCM equation.

GCF(10940,10960) = 20
LCM(10940,10960) = ( 10940 × 10960) / 20
LCM(10940,10960) = 119902400 / 20
LCM(10940,10960) = 5995120

Least Common Multiple (LCM) of 10940 and 10960 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 10940 and 10960. First we will calculate the prime factors of 10940 and 10960.

Prime Factorization of 10940

Prime Factorization of 10960

Now multiplying the highest exponent prime factors to calculate the LCM of 10940 and 10960.

LCM(10940,10960) = 2⁴ × 5¹ × 547¹ × 137¹
LCM(10940,10960) = 5995120