What is the Least Common Multiple of 64400 and 64412?
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 64400 and 64412 is 1037033200.
LCM(64400,64412) = 1037033200
Least Common Multiple of 64400 and 64412 with GCF Formula
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 64400 and 64412, than apply into the LCM equation.
GCF(64400,64412) = 4
LCM(64400,64412) = ( 64400 × 64412) / 4
LCM(64400,64412) = 4148132800 / 4
LCM(64400,64412) = 1037033200
Least Common Multiple (LCM) of 64400 and 64412 with Primes
Least common multiple can be found by multiplying the highest exponent prime factors of 64400 and 64412. First we will calculate the prime factors of 64400 and 64412.
Prime Factorization of 64400
Prime factors of 64400 are 2, 5, 7, 23. Prime factorization of 64400 in exponential form is:
64400 = 24 × 52 × 71 × 231
Prime Factorization of 64412
Prime factors of 64412 are 2, 16103. Prime factorization of 64412 in exponential form is:
64412 = 22 × 161031
Now multiplying the highest exponent prime factors to calculate the LCM of 64400 and 64412.
LCM(64400,64412) = 24 × 52 × 71 × 231 × 161031
LCM(64400,64412) = 1037033200
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