What is the Least Common Multiple of 25424 and 25428?
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 25424 and 25428 is 161620368.
LCM(25424,25428) = 161620368
Least Common Multiple of 25424 and 25428 with GCF Formula
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 25424 and 25428, than apply into the LCM equation.
GCF(25424,25428) = 4
LCM(25424,25428) = ( 25424 × 25428) / 4
LCM(25424,25428) = 646481472 / 4
LCM(25424,25428) = 161620368
Least Common Multiple (LCM) of 25424 and 25428 with Primes
Least common multiple can be found by multiplying the highest exponent prime factors of 25424 and 25428. First we will calculate the prime factors of 25424 and 25428.
Prime Factorization of 25424
Prime factors of 25424 are 2, 7, 227. Prime factorization of 25424 in exponential form is:
25424 = 24 × 71 × 2271
Prime Factorization of 25428
Prime factors of 25428 are 2, 3, 13, 163. Prime factorization of 25428 in exponential form is:
25428 = 22 × 31 × 131 × 1631
Now multiplying the highest exponent prime factors to calculate the LCM of 25424 and 25428.
LCM(25424,25428) = 24 × 71 × 2271 × 31 × 131 × 1631
LCM(25424,25428) = 161620368
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