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What is the Least Common Multiple of 3925 and 3935?

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 3925 and 3935 is 3088975.

LCM(3925,3935) = 3088975

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Least Common Multiple of 3925 and 3935 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 3925 and 3935, than apply into the LCM equation.

GCF(3925,3935) = 5
LCM(3925,3935) = ( 3925 × 3935) / 5
LCM(3925,3935) = 15444875 / 5
LCM(3925,3935) = 3088975

Least Common Multiple (LCM) of 3925 and 3935 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 3925 and 3935. First we will calculate the prime factors of 3925 and 3935.

Prime Factorization of 3925

Prime factors of 3925 are 5, 157. Prime factorization of 3925 in exponential form is:

3925 = 52 × 1571

Prime Factorization of 3935

Prime factors of 3935 are 5, 787. Prime factorization of 3935 in exponential form is:

3935 = 51 × 7871

Now multiplying the highest exponent prime factors to calculate the LCM of 3925 and 3935.

LCM(3925,3935) = 52 × 1571 × 7871
LCM(3925,3935) = 3088975