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9 times 9=2*8+51 the factor is 3

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Q: What is 81 as a product of prime numbers?
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Related questions

What prime numbers have the product of 81?

81 = 3 x 3 x 3 x 3 or 34


What is the LCM of 70 and 81?

Method of prime factorization is one of the best methods to find L.C.M. Prime factorization of 81 = 3x3x3x3 Prime factorization of 70 = 2x5x7 It is clear that nothing is common in Prime Factorization of both numbers. Also, L.C.M. = Product of common numbers x Product of uncommon factors So, L.C.M. of 81 and 70 = Product of 81 and 70(Because nothing is common in 71 and 80) = 81 x 70 = 5670


What are the prime numbers. between 81 and 90?

The only prime numbers between 81 and 90 is... 83


What is an example of prime numbers 49 111 97 81?

Prime numbers are numbers that can only be multiplied by 1 and itself (whole numbers only) to give the same result 49 (7x7) and 81 (9x9) are not a prime number (perfect squares actually) 111 and 97 are a prime number (find me two numbers that gives the same product without using the number 1)


What is the prime factorization for 81 and why?

The product of its prime factors are: 3*3*3*3 = 81


What 2 prime numbers add up to 81?

83


Product of 2 prime numbers is equal to product of 2 other prime numbers?

No, the product of two prime numbers is unique.


what is the product of prime numbers for 376?

The product is exactly 376 since that is what the prime numbers for 376 are!The product is exactly 376 since that is what the prime numbers for 376 are!The product is exactly 376 since that is what the prime numbers for 376 are!The product is exactly 376 since that is what the prime numbers for 376 are!


Is the product of two prime numbers composite or prime?

The product of two prime numbers will be composite.


What 2 prime numbers have the sum of 81?

They are: 79+2 = 81


What prime numbers go into 81?

3,


What is the prime factorization of 81a?

If you mean 81 then as a product of its prime factors 3*3*3*3 = 81 or in exponents 3^4 = 81