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What is the Least Common Multiple of 56126 and 56140?

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 56126 and 56140 is 225065260.

LCM(56126,56140) = 225065260

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Least Common Multiple of 56126 and 56140 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 56126 and 56140, than apply into the LCM equation.

GCF(56126,56140) = 14
LCM(56126,56140) = ( 56126 × 56140) / 14
LCM(56126,56140) = 3150913640 / 14
LCM(56126,56140) = 225065260

Least Common Multiple (LCM) of 56126 and 56140 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 56126 and 56140. First we will calculate the prime factors of 56126 and 56140.

Prime Factorization of 56126

Prime factors of 56126 are 2, 7, 19, 211. Prime factorization of 56126 in exponential form is:

56126 = 21 × 71 × 191 × 2111

Prime Factorization of 56140

Prime factors of 56140 are 2, 5, 7, 401. Prime factorization of 56140 in exponential form is:

56140 = 22 × 51 × 71 × 4011

Now multiplying the highest exponent prime factors to calculate the LCM of 56126 and 56140.

LCM(56126,56140) = 22 × 71 × 191 × 2111 × 51 × 4011
LCM(56126,56140) = 225065260