LCM for 65 and 91
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What's the Least Common Multiple (LCM) of 65 and 91?
(Four hundred fifty-five)
Finding LCM for 65 and 91 using GCF's of these numbers
The first method to find LCM for numbers 65 and 91 is to find Greatest Common Factor (GCF) of these numbers. Here's the formula:
LCM = (Number1 × Number2) ÷ GCF
GCF of numbers 65 and 91 is 13, so
LCM = (65 × 91) ÷ 13
LCM = 5915 ÷ 13
LCM = 455
Finding LCM for 65 and 91 by Listing Multiples
The second method to find LCM for numbers 65 and 91 is to list out the common multiples for both nubmers and pick the first which matching:
Multiples of 65: 65, 130, 195, 260, 325, 390, 455, 520, 585
Multiples of 91: 91, 182, 273, 364, 455, 546, 637
So the LCM for 65 and 91 is 455
Finding LCM for 65 and 91 by Prime Factorization
Another method to find LCM for numbers 65 and 91 is to list all Prime Factors for both numbers and multiply the highest exponent prime factors:
All Prime Factors of 65: 5, 13 (exponent form: 51, 131)
All Prime Factors of 91: 7, 13 (exponent form: 71, 131)
51 × 131 × 71 = 455
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About "Least Common Multiple" Calculator
Least Common Multiple (LCM) also known as the Lowest Common Multiple or Smallest Common Multiple of 2 numbers - it is the smallest positive integer that is divisible by both numbers
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What's the Least Common Multiple (LCM) of 65 and 91?
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- Наименьшее общее кратное 65 и 91