What is the Least Common Multiple of 25394 and 25409?
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 25394 and 25409 is 645236146.
LCM(25394,25409) = 645236146
Least Common Multiple of 25394 and 25409 with GCF Formula
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 25394 and 25409, than apply into the LCM equation.
GCF(25394,25409) = 1
LCM(25394,25409) = ( 25394 × 25409) / 1
LCM(25394,25409) = 645236146 / 1
LCM(25394,25409) = 645236146
Least Common Multiple (LCM) of 25394 and 25409 with Primes
Least common multiple can be found by multiplying the highest exponent prime factors of 25394 and 25409. First we will calculate the prime factors of 25394 and 25409.
Prime Factorization of 25394
Prime factors of 25394 are 2, 12697. Prime factorization of 25394 in exponential form is:
25394 = 21 × 126971
Prime Factorization of 25409
Prime factors of 25409 are 25409. Prime factorization of 25409 in exponential form is:
25409 = 254091
Now multiplying the highest exponent prime factors to calculate the LCM of 25394 and 25409.
LCM(25394,25409) = 21 × 126971 × 254091
LCM(25394,25409) = 645236146
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