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What is the Least Common Multiple of 38951 and 38970?

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 38951 and 38970 is 1517920470.

LCM(38951,38970) = 1517920470

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Least Common Multiple of 38951 and 38970 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 38951 and 38970, than apply into the LCM equation.

GCF(38951,38970) = 1
LCM(38951,38970) = ( 38951 × 38970) / 1
LCM(38951,38970) = 1517920470 / 1
LCM(38951,38970) = 1517920470

Least Common Multiple (LCM) of 38951 and 38970 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 38951 and 38970. First we will calculate the prime factors of 38951 and 38970.

Prime Factorization of 38951

Prime factors of 38951 are 11, 3541. Prime factorization of 38951 in exponential form is:

38951 = 111 × 35411

Prime Factorization of 38970

Prime factors of 38970 are 2, 3, 5, 433. Prime factorization of 38970 in exponential form is:

38970 = 21 × 32 × 51 × 4331

Now multiplying the highest exponent prime factors to calculate the LCM of 38951 and 38970.

LCM(38951,38970) = 111 × 35411 × 21 × 32 × 51 × 4331
LCM(38951,38970) = 1517920470