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What is the Least Common Multiple of 72261 and 72274?

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 72261 and 72274 is 5222591514.

LCM(72261,72274) = 5222591514

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Least Common Multiple of 72261 and 72274 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 72261 and 72274, than apply into the LCM equation.

GCF(72261,72274) = 1
LCM(72261,72274) = ( 72261 × 72274) / 1
LCM(72261,72274) = 5222591514 / 1
LCM(72261,72274) = 5222591514

Least Common Multiple (LCM) of 72261 and 72274 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 72261 and 72274. First we will calculate the prime factors of 72261 and 72274.

Prime Factorization of 72261

Prime factors of 72261 are 3, 7, 31, 37. Prime factorization of 72261 in exponential form is:

72261 = 32 × 71 × 311 × 371

Prime Factorization of 72274

Prime factors of 72274 are 2, 36137. Prime factorization of 72274 in exponential form is:

72274 = 21 × 361371

Now multiplying the highest exponent prime factors to calculate the LCM of 72261 and 72274.

LCM(72261,72274) = 32 × 71 × 311 × 371 × 21 × 361371
LCM(72261,72274) = 5222591514