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What is the Least Common Multiple of 56388 and 56398?

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 56388 and 56398 is 1590085212.

LCM(56388,56398) = 1590085212

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Least Common Multiple of 56388 and 56398 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 56388 and 56398, than apply into the LCM equation.

GCF(56388,56398) = 2
LCM(56388,56398) = ( 56388 × 56398) / 2
LCM(56388,56398) = 3180170424 / 2
LCM(56388,56398) = 1590085212

Least Common Multiple (LCM) of 56388 and 56398 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 56388 and 56398. First we will calculate the prime factors of 56388 and 56398.

Prime Factorization of 56388

Prime factors of 56388 are 2, 3, 37, 127. Prime factorization of 56388 in exponential form is:

56388 = 22 × 31 × 371 × 1271

Prime Factorization of 56398

Prime factors of 56398 are 2, 163, 173. Prime factorization of 56398 in exponential form is:

56398 = 21 × 1631 × 1731

Now multiplying the highest exponent prime factors to calculate the LCM of 56388 and 56398.

LCM(56388,56398) = 22 × 31 × 371 × 1271 × 1631 × 1731
LCM(56388,56398) = 1590085212