What is the Least Common Multiple of 966 and 975?
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 (LCM) of 966 and 975 is 313950.
LCM(966,975) = 313950
Least Common Multiple of 966 and 975 with GCF Formula
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 966 and 975, than apply into the LCM equation.
GCF(966,975) = 3
LCM(966,975) = ( 966 × 975) / 3
LCM(966,975) = 941850 / 3
LCM(966,975) = 313950
Least Common Multiple (LCM) of 966 and 975 with Primes
Least common multiple can be found by multiplying the highest exponent prime factors of 966 and 975. First we will calculate the prime factors of 966 and 975.
Prime Factorization of 966
Prime factors of 966 are 2, 3, 7, 23. Prime factorization of 966 in exponential form is:
966 = 21 × 31 × 71 × 231
Prime Factorization of 975
Prime factors of 975 are 3, 5, 13. Prime factorization of 975 in exponential form is:
975 = 31 × 52 × 131
Now multiplying the highest exponent prime factors to calculate the LCM of 966 and 975.
LCM(966,975) = 21 × 31 × 71 × 231 × 52 × 131
LCM(966,975) = 313950
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