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What is the Least Common Multiple of 67946 and 67965?

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 67946 and 67965 is 4617949890.

LCM(67946,67965) = 4617949890

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Least Common Multiple of 67946 and 67965 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 67946 and 67965, than apply into the LCM equation.

GCF(67946,67965) = 1
LCM(67946,67965) = ( 67946 × 67965) / 1
LCM(67946,67965) = 4617949890 / 1
LCM(67946,67965) = 4617949890

Least Common Multiple (LCM) of 67946 and 67965 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 67946 and 67965. First we will calculate the prime factors of 67946 and 67965.

Prime Factorization of 67946

Prime factors of 67946 are 2, 53, 641. Prime factorization of 67946 in exponential form is:

67946 = 21 × 531 × 6411

Prime Factorization of 67965

Prime factors of 67965 are 3, 5, 23, 197. Prime factorization of 67965 in exponential form is:

67965 = 31 × 51 × 231 × 1971

Now multiplying the highest exponent prime factors to calculate the LCM of 67946 and 67965.

LCM(67946,67965) = 21 × 531 × 6411 × 31 × 51 × 231 × 1971
LCM(67946,67965) = 4617949890