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What is the Least Common Multiple of 7279 and 7292?

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 7279 and 7292 is 53078468.

LCM(7279,7292) = 53078468

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Least Common Multiple of 7279 and 7292 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 7279 and 7292, than apply into the LCM equation.

GCF(7279,7292) = 1
LCM(7279,7292) = ( 7279 × 7292) / 1
LCM(7279,7292) = 53078468 / 1
LCM(7279,7292) = 53078468

Least Common Multiple (LCM) of 7279 and 7292 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 7279 and 7292. First we will calculate the prime factors of 7279 and 7292.

Prime Factorization of 7279

Prime factors of 7279 are 29, 251. Prime factorization of 7279 in exponential form is:

7279 = 291 × 2511

Prime Factorization of 7292

Prime factors of 7292 are 2, 1823. Prime factorization of 7292 in exponential form is:

7292 = 22 × 18231

Now multiplying the highest exponent prime factors to calculate the LCM of 7279 and 7292.

LCM(7279,7292) = 291 × 2511 × 22 × 18231
LCM(7279,7292) = 53078468