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What is the Least Common Multiple of 38231 and 38240?

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 38231 and 38240 is 1461953440.

LCM(38231,38240) = 1461953440

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Least Common Multiple of 38231 and 38240 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 38231 and 38240, than apply into the LCM equation.

GCF(38231,38240) = 1
LCM(38231,38240) = ( 38231 × 38240) / 1
LCM(38231,38240) = 1461953440 / 1
LCM(38231,38240) = 1461953440

Least Common Multiple (LCM) of 38231 and 38240 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 38231 and 38240. First we will calculate the prime factors of 38231 and 38240.

Prime Factorization of 38231

Prime factors of 38231 are 38231. Prime factorization of 38231 in exponential form is:

38231 = 382311

Prime Factorization of 38240

Prime factors of 38240 are 2, 5, 239. Prime factorization of 38240 in exponential form is:

38240 = 25 × 51 × 2391

Now multiplying the highest exponent prime factors to calculate the LCM of 38231 and 38240.

LCM(38231,38240) = 382311 × 25 × 51 × 2391
LCM(38231,38240) = 1461953440