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What is the Least Common Multiple of 33974 and 33985?

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 33974 and 33985 is 1154606390.

LCM(33974,33985) = 1154606390

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Least Common Multiple of 33974 and 33985 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 33974 and 33985, than apply into the LCM equation.

GCF(33974,33985) = 1
LCM(33974,33985) = ( 33974 × 33985) / 1
LCM(33974,33985) = 1154606390 / 1
LCM(33974,33985) = 1154606390

Least Common Multiple (LCM) of 33974 and 33985 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 33974 and 33985. First we will calculate the prime factors of 33974 and 33985.

Prime Factorization of 33974

Prime factors of 33974 are 2, 16987. Prime factorization of 33974 in exponential form is:

33974 = 21 × 169871

Prime Factorization of 33985

Prime factors of 33985 are 5, 7, 971. Prime factorization of 33985 in exponential form is:

33985 = 51 × 71 × 9711

Now multiplying the highest exponent prime factors to calculate the LCM of 33974 and 33985.

LCM(33974,33985) = 21 × 169871 × 51 × 71 × 9711
LCM(33974,33985) = 1154606390