What is the Least Common Multiple of 611 and 621?
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 611 and 621 is 379431.
LCM(611,621) = 379431
Least Common Multiple of 611 and 621 with GCF Formula
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 611 and 621, than apply into the LCM equation.
GCF(611,621) = 1
LCM(611,621) = ( 611 × 621) / 1
LCM(611,621) = 379431 / 1
LCM(611,621) = 379431
Least Common Multiple (LCM) of 611 and 621 with Primes
Least common multiple can be found by multiplying the highest exponent prime factors of 611 and 621. First we will calculate the prime factors of 611 and 621.
Prime Factorization of 611
Prime factors of 611 are 13, 47. Prime factorization of 611 in exponential form is:
611 = 131 × 471
Prime Factorization of 621
Prime factors of 621 are 3, 23. Prime factorization of 621 in exponential form is:
621 = 33 × 231
Now multiplying the highest exponent prime factors to calculate the LCM of 611 and 621.
LCM(611,621) = 131 × 471 × 33 × 231
LCM(611,621) = 379431
Related Least Common Multiples of 611
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Related Least Common Multiples of 621
- LCM of 621 and 625
- LCM of 621 and 626
- LCM of 621 and 627
- LCM of 621 and 628
- LCM of 621 and 629
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- LCM of 621 and 631
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