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What is the Least Common Multiple of 68479 and 68497?

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 68479 and 68497 is 4690606063.

LCM(68479,68497) = 4690606063

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Least Common Multiple of 68479 and 68497 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 68479 and 68497, than apply into the LCM equation.

GCF(68479,68497) = 1
LCM(68479,68497) = ( 68479 × 68497) / 1
LCM(68479,68497) = 4690606063 / 1
LCM(68479,68497) = 4690606063

Least Common Multiple (LCM) of 68479 and 68497 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 68479 and 68497. First we will calculate the prime factors of 68479 and 68497.

Prime Factorization of 68479

Prime factors of 68479 are 31, 47. Prime factorization of 68479 in exponential form is:

68479 = 311 × 472

Prime Factorization of 68497

Prime factors of 68497 are 11, 13, 479. Prime factorization of 68497 in exponential form is:

68497 = 111 × 131 × 4791

Now multiplying the highest exponent prime factors to calculate the LCM of 68479 and 68497.

LCM(68479,68497) = 311 × 472 × 111 × 131 × 4791
LCM(68479,68497) = 4690606063