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What is the Least Common Multiple of 77392 and 77396?

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 77392 and 77396 is 1497457808.

LCM(77392,77396) = 1497457808

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Least Common Multiple of 77392 and 77396 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 77392 and 77396, than apply into the LCM equation.

GCF(77392,77396) = 4
LCM(77392,77396) = ( 77392 × 77396) / 4
LCM(77392,77396) = 5989831232 / 4
LCM(77392,77396) = 1497457808

Least Common Multiple (LCM) of 77392 and 77396 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 77392 and 77396. First we will calculate the prime factors of 77392 and 77396.

Prime Factorization of 77392

Prime factors of 77392 are 2, 7, 691. Prime factorization of 77392 in exponential form is:

77392 = 24 × 71 × 6911

Prime Factorization of 77396

Prime factors of 77396 are 2, 11, 1759. Prime factorization of 77396 in exponential form is:

77396 = 22 × 111 × 17591

Now multiplying the highest exponent prime factors to calculate the LCM of 77392 and 77396.

LCM(77392,77396) = 24 × 71 × 6911 × 111 × 17591
LCM(77392,77396) = 1497457808