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What is the Least Common Multiple of 28236 and 28243?

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 28236 and 28243 is 797469348.

LCM(28236,28243) = 797469348

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Least Common Multiple of 28236 and 28243 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 28236 and 28243, than apply into the LCM equation.

GCF(28236,28243) = 1
LCM(28236,28243) = ( 28236 × 28243) / 1
LCM(28236,28243) = 797469348 / 1
LCM(28236,28243) = 797469348

Least Common Multiple (LCM) of 28236 and 28243 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 28236 and 28243. First we will calculate the prime factors of 28236 and 28243.

Prime Factorization of 28236

Prime factors of 28236 are 2, 3, 13, 181. Prime factorization of 28236 in exponential form is:

28236 = 22 × 31 × 131 × 1811

Prime Factorization of 28243

Prime factors of 28243 are 61, 463. Prime factorization of 28243 in exponential form is:

28243 = 611 × 4631

Now multiplying the highest exponent prime factors to calculate the LCM of 28236 and 28243.

LCM(28236,28243) = 22 × 31 × 131 × 1811 × 611 × 4631
LCM(28236,28243) = 797469348