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What is the Least Common Multiple of 81477 and 81494?

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 81477 and 81494 is 6639886638.

LCM(81477,81494) = 6639886638

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Least Common Multiple of 81477 and 81494 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 81477 and 81494, than apply into the LCM equation.

GCF(81477,81494) = 1
LCM(81477,81494) = ( 81477 × 81494) / 1
LCM(81477,81494) = 6639886638 / 1
LCM(81477,81494) = 6639886638

Least Common Multiple (LCM) of 81477 and 81494 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 81477 and 81494. First we will calculate the prime factors of 81477 and 81494.

Prime Factorization of 81477

Prime factors of 81477 are 3, 11, 823. Prime factorization of 81477 in exponential form is:

81477 = 32 × 111 × 8231

Prime Factorization of 81494

Prime factors of 81494 are 2, 7, 5821. Prime factorization of 81494 in exponential form is:

81494 = 21 × 71 × 58211

Now multiplying the highest exponent prime factors to calculate the LCM of 81477 and 81494.

LCM(81477,81494) = 32 × 111 × 8231 × 21 × 71 × 58211
LCM(81477,81494) = 6639886638