What is the Least Common Multiple of 91423 and 91438?
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 91423 and 91438 is 8359536274.
LCM(91423,91438) = 8359536274
Least Common Multiple of 91423 and 91438 with GCF Formula
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 91423 and 91438, than apply into the LCM equation.
GCF(91423,91438) = 1
LCM(91423,91438) = ( 91423 × 91438) / 1
LCM(91423,91438) = 8359536274 / 1
LCM(91423,91438) = 8359536274
Least Common Multiple (LCM) of 91423 and 91438 with Primes
Least common multiple can be found by multiplying the highest exponent prime factors of 91423 and 91438. First we will calculate the prime factors of 91423 and 91438.
Prime Factorization of 91423
Prime factors of 91423 are 91423. Prime factorization of 91423 in exponential form is:
91423 = 914231
Prime Factorization of 91438
Prime factors of 91438 are 2, 131, 349. Prime factorization of 91438 in exponential form is:
91438 = 21 × 1311 × 3491
Now multiplying the highest exponent prime factors to calculate the LCM of 91423 and 91438.
LCM(91423,91438) = 914231 × 21 × 1311 × 3491
LCM(91423,91438) = 8359536274
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