What is the Least Common Multiple of 41440 and 41457?
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 41440 and 41457 is 1717978080.
LCM(41440,41457) = 1717978080
Least Common Multiple of 41440 and 41457 with GCF Formula
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 41440 and 41457, than apply into the LCM equation.
GCF(41440,41457) = 1
LCM(41440,41457) = ( 41440 × 41457) / 1
LCM(41440,41457) = 1717978080 / 1
LCM(41440,41457) = 1717978080
Least Common Multiple (LCM) of 41440 and 41457 with Primes
Least common multiple can be found by multiplying the highest exponent prime factors of 41440 and 41457. First we will calculate the prime factors of 41440 and 41457.
Prime Factorization of 41440
Prime factors of 41440 are 2, 5, 7, 37. Prime factorization of 41440 in exponential form is:
41440 = 25 × 51 × 71 × 371
Prime Factorization of 41457
Prime factors of 41457 are 3, 13, 1063. Prime factorization of 41457 in exponential form is:
41457 = 31 × 131 × 10631
Now multiplying the highest exponent prime factors to calculate the LCM of 41440 and 41457.
LCM(41440,41457) = 25 × 51 × 71 × 371 × 31 × 131 × 10631
LCM(41440,41457) = 1717978080
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