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What is the Least Common Multiple of 85425 and 85435?

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 85425 and 85435 is 1459656975.

LCM(85425,85435) = 1459656975

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Least Common Multiple of 85425 and 85435 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 85425 and 85435, than apply into the LCM equation.

GCF(85425,85435) = 5
LCM(85425,85435) = ( 85425 × 85435) / 5
LCM(85425,85435) = 7298284875 / 5
LCM(85425,85435) = 1459656975

Least Common Multiple (LCM) of 85425 and 85435 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 85425 and 85435. First we will calculate the prime factors of 85425 and 85435.

Prime Factorization of 85425

Prime factors of 85425 are 3, 5, 17, 67. Prime factorization of 85425 in exponential form is:

85425 = 31 × 52 × 171 × 671

Prime Factorization of 85435

Prime factors of 85435 are 5, 7, 2441. Prime factorization of 85435 in exponential form is:

85435 = 51 × 71 × 24411

Now multiplying the highest exponent prime factors to calculate the LCM of 85425 and 85435.

LCM(85425,85435) = 31 × 52 × 171 × 671 × 71 × 24411
LCM(85425,85435) = 1459656975