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What is the Least Common Multiple of 80971 and 80984?

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 80971 and 80984 is 6557355464.

LCM(80971,80984) = 6557355464

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Least Common Multiple of 80971 and 80984 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 80971 and 80984, than apply into the LCM equation.

GCF(80971,80984) = 1
LCM(80971,80984) = ( 80971 × 80984) / 1
LCM(80971,80984) = 6557355464 / 1
LCM(80971,80984) = 6557355464

Least Common Multiple (LCM) of 80971 and 80984 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 80971 and 80984. First we will calculate the prime factors of 80971 and 80984.

Prime Factorization of 80971

Prime factors of 80971 are 11, 17, 433. Prime factorization of 80971 in exponential form is:

80971 = 111 × 171 × 4331

Prime Factorization of 80984

Prime factors of 80984 are 2, 53, 191. Prime factorization of 80984 in exponential form is:

80984 = 23 × 531 × 1911

Now multiplying the highest exponent prime factors to calculate the LCM of 80971 and 80984.

LCM(80971,80984) = 111 × 171 × 4331 × 23 × 531 × 1911
LCM(80971,80984) = 6557355464