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What is the Least Common Multiple of 85942 and 85962?

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 85942 and 85962 is 3693873102.

LCM(85942,85962) = 3693873102

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Least Common Multiple of 85942 and 85962 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 85942 and 85962, than apply into the LCM equation.

GCF(85942,85962) = 2
LCM(85942,85962) = ( 85942 × 85962) / 2
LCM(85942,85962) = 7387746204 / 2
LCM(85942,85962) = 3693873102

Least Common Multiple (LCM) of 85942 and 85962 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 85942 and 85962. First we will calculate the prime factors of 85942 and 85962.

Prime Factorization of 85942

Prime factors of 85942 are 2, 97, 443. Prime factorization of 85942 in exponential form is:

85942 = 21 × 971 × 4431

Prime Factorization of 85962

Prime factors of 85962 are 2, 3, 14327. Prime factorization of 85962 in exponential form is:

85962 = 21 × 31 × 143271

Now multiplying the highest exponent prime factors to calculate the LCM of 85942 and 85962.

LCM(85942,85962) = 21 × 971 × 4431 × 31 × 143271
LCM(85942,85962) = 3693873102