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What is the Least Common Multiple of 18958 and 18976?

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 18958 and 18976 is 179873504.

LCM(18958,18976) = 179873504

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Least Common Multiple of 18958 and 18976 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 18958 and 18976, than apply into the LCM equation.

GCF(18958,18976) = 2
LCM(18958,18976) = ( 18958 × 18976) / 2
LCM(18958,18976) = 359747008 / 2
LCM(18958,18976) = 179873504

Least Common Multiple (LCM) of 18958 and 18976 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 18958 and 18976. First we will calculate the prime factors of 18958 and 18976.

Prime Factorization of 18958

Prime factors of 18958 are 2, 9479. Prime factorization of 18958 in exponential form is:

18958 = 21 × 94791

Prime Factorization of 18976

Prime factors of 18976 are 2, 593. Prime factorization of 18976 in exponential form is:

18976 = 25 × 5931

Now multiplying the highest exponent prime factors to calculate the LCM of 18958 and 18976.

LCM(18958,18976) = 25 × 94791 × 5931
LCM(18958,18976) = 179873504