What is the Least Common Multiple of 33920 and 33932?
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 33920 and 33932 is 287743360.
LCM(33920,33932) = 287743360
Least Common Multiple of 33920 and 33932 with GCF Formula
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 33920 and 33932, than apply into the LCM equation.
GCF(33920,33932) = 4
LCM(33920,33932) = ( 33920 × 33932) / 4
LCM(33920,33932) = 1150973440 / 4
LCM(33920,33932) = 287743360
Least Common Multiple (LCM) of 33920 and 33932 with Primes
Least common multiple can be found by multiplying the highest exponent prime factors of 33920 and 33932. First we will calculate the prime factors of 33920 and 33932.
Prime Factorization of 33920
Prime factors of 33920 are 2, 5, 53. Prime factorization of 33920 in exponential form is:
33920 = 27 × 51 × 531
Prime Factorization of 33932
Prime factors of 33932 are 2, 17, 499. Prime factorization of 33932 in exponential form is:
33932 = 22 × 171 × 4991
Now multiplying the highest exponent prime factors to calculate the LCM of 33920 and 33932.
LCM(33920,33932) = 27 × 51 × 531 × 171 × 4991
LCM(33920,33932) = 287743360
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