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What is the Least Common Multiple of 86447 and 86456?

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 86447 and 86456 is 7473861832.

LCM(86447,86456) = 7473861832

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Least Common Multiple of 86447 and 86456 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 86447 and 86456, than apply into the LCM equation.

GCF(86447,86456) = 1
LCM(86447,86456) = ( 86447 × 86456) / 1
LCM(86447,86456) = 7473861832 / 1
LCM(86447,86456) = 7473861832

Least Common Multiple (LCM) of 86447 and 86456 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 86447 and 86456. First we will calculate the prime factors of 86447 and 86456.

Prime Factorization of 86447

Prime factors of 86447 are 137, 631. Prime factorization of 86447 in exponential form is:

86447 = 1371 × 6311

Prime Factorization of 86456

Prime factors of 86456 are 2, 101, 107. Prime factorization of 86456 in exponential form is:

86456 = 23 × 1011 × 1071

Now multiplying the highest exponent prime factors to calculate the LCM of 86447 and 86456.

LCM(86447,86456) = 1371 × 6311 × 23 × 1011 × 1071
LCM(86447,86456) = 7473861832