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What is the Least Common Multiple of 47554 and 47572?

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 47554 and 47572 is 1131119444.

LCM(47554,47572) = 1131119444

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Least Common Multiple of 47554 and 47572 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 47554 and 47572, than apply into the LCM equation.

GCF(47554,47572) = 2
LCM(47554,47572) = ( 47554 × 47572) / 2
LCM(47554,47572) = 2262238888 / 2
LCM(47554,47572) = 1131119444

Least Common Multiple (LCM) of 47554 and 47572 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 47554 and 47572. First we will calculate the prime factors of 47554 and 47572.

Prime Factorization of 47554

Prime factors of 47554 are 2, 13, 31, 59. Prime factorization of 47554 in exponential form is:

47554 = 21 × 131 × 311 × 591

Prime Factorization of 47572

Prime factors of 47572 are 2, 7, 1699. Prime factorization of 47572 in exponential form is:

47572 = 22 × 71 × 16991

Now multiplying the highest exponent prime factors to calculate the LCM of 47554 and 47572.

LCM(47554,47572) = 22 × 131 × 311 × 591 × 71 × 16991
LCM(47554,47572) = 1131119444