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What is the Least Common Multiple of 79473 and 79480?

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 79473 and 79480 is 6316514040.

LCM(79473,79480) = 6316514040

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Least Common Multiple of 79473 and 79480 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 79473 and 79480, than apply into the LCM equation.

GCF(79473,79480) = 1
LCM(79473,79480) = ( 79473 × 79480) / 1
LCM(79473,79480) = 6316514040 / 1
LCM(79473,79480) = 6316514040

Least Common Multiple (LCM) of 79473 and 79480 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 79473 and 79480. First we will calculate the prime factors of 79473 and 79480.

Prime Factorization of 79473

Prime factors of 79473 are 3, 59, 449. Prime factorization of 79473 in exponential form is:

79473 = 31 × 591 × 4491

Prime Factorization of 79480

Prime factors of 79480 are 2, 5, 1987. Prime factorization of 79480 in exponential form is:

79480 = 23 × 51 × 19871

Now multiplying the highest exponent prime factors to calculate the LCM of 79473 and 79480.

LCM(79473,79480) = 31 × 591 × 4491 × 23 × 51 × 19871
LCM(79473,79480) = 6316514040