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What is the Least Common Multiple of 65878 and 65897?

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 65878 and 65897 is 4341162566.

LCM(65878,65897) = 4341162566

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Least Common Multiple of 65878 and 65897 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 65878 and 65897, than apply into the LCM equation.

GCF(65878,65897) = 1
LCM(65878,65897) = ( 65878 × 65897) / 1
LCM(65878,65897) = 4341162566 / 1
LCM(65878,65897) = 4341162566

Least Common Multiple (LCM) of 65878 and 65897 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 65878 and 65897. First we will calculate the prime factors of 65878 and 65897.

Prime Factorization of 65878

Prime factors of 65878 are 2, 32939. Prime factorization of 65878 in exponential form is:

65878 = 21 × 329391

Prime Factorization of 65897

Prime factors of 65897 are 13, 37, 137. Prime factorization of 65897 in exponential form is:

65897 = 131 × 371 × 1371

Now multiplying the highest exponent prime factors to calculate the LCM of 65878 and 65897.

LCM(65878,65897) = 21 × 329391 × 131 × 371 × 1371
LCM(65878,65897) = 4341162566