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What is the Least Common Multiple of 65912 and 65916?

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 65912 and 65916 is 1086163848.

LCM(65912,65916) = 1086163848

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Least Common Multiple of 65912 and 65916 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 65912 and 65916, than apply into the LCM equation.

GCF(65912,65916) = 4
LCM(65912,65916) = ( 65912 × 65916) / 4
LCM(65912,65916) = 4344655392 / 4
LCM(65912,65916) = 1086163848

Least Common Multiple (LCM) of 65912 and 65916 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 65912 and 65916. First we will calculate the prime factors of 65912 and 65916.

Prime Factorization of 65912

Prime factors of 65912 are 2, 7, 11, 107. Prime factorization of 65912 in exponential form is:

65912 = 23 × 71 × 111 × 1071

Prime Factorization of 65916

Prime factors of 65916 are 2, 3, 1831. Prime factorization of 65916 in exponential form is:

65916 = 22 × 32 × 18311

Now multiplying the highest exponent prime factors to calculate the LCM of 65912 and 65916.

LCM(65912,65916) = 23 × 71 × 111 × 1071 × 32 × 18311
LCM(65912,65916) = 1086163848