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What is the Least Common Multiple of 38343 and 38355?

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 38343 and 38355 is 490215255.

LCM(38343,38355) = 490215255

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Least Common Multiple of 38343 and 38355 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 38343 and 38355, than apply into the LCM equation.

GCF(38343,38355) = 3
LCM(38343,38355) = ( 38343 × 38355) / 3
LCM(38343,38355) = 1470645765 / 3
LCM(38343,38355) = 490215255

Least Common Multiple (LCM) of 38343 and 38355 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 38343 and 38355. First we will calculate the prime factors of 38343 and 38355.

Prime Factorization of 38343

Prime factors of 38343 are 3, 12781. Prime factorization of 38343 in exponential form is:

38343 = 31 × 127811

Prime Factorization of 38355

Prime factors of 38355 are 3, 5, 2557. Prime factorization of 38355 in exponential form is:

38355 = 31 × 51 × 25571

Now multiplying the highest exponent prime factors to calculate the LCM of 38343 and 38355.

LCM(38343,38355) = 31 × 127811 × 51 × 25571
LCM(38343,38355) = 490215255