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Number TheoryQuestion and Answers: Page 2
What is the smallest number which must added to 9454351626 so that it will become divisible by 11?
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Question and Answers Forum |
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Number TheoryQuestion and Answers: Page 2 |
| 2^(m−1) =1+mn m, n ∈Z |
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| What is the smallest number which must added to 9454351626 so that it will become divisible by 11? |
What is the smallest number which must added to 9454351626 so that it will become divisible by 11? |
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| a, b∈N_+ , ((b+1)/a)+((a+1)/b)∈Z. Prove that (a, b)≤(√(a+b.)) |
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| If a_(n+1) =2−5a_n and a_4 = −8 prove that a_(43) −a_(30) divisible by 5 |
| Prove that 6^(20) −1 = 0 (mod 7) |
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| x = 2 (mod 7) x=3 (mod 4) x=? |
| how to convert 31230 in base 60? pls help |
| Find the value of: Π_(n=1) ^∞ ((2^n +1)/(2^n −1)) |
| Determine ab^(−) (a>b) such that( ab^(−) +ba^(−) ) and (ab^(−) −ba^(−) ) are both perfect squares. |
| abcd ^(−) is a four digit number such that a^2 +b^2 +c^2 +d^2 = cd ^(−) and cd ^(−) − d ^(−) = ab ^(−) . Find the number. |
| 2025^(2025) = x (mod 17 ) |
| 2023^(2023) = ... (mod 13) |
| Let abc ^(−) + bca ^(−) + cab ^(−) = defg ^(−) where a,b,...,g are decimal digits (may be equal to 0) Show that (i) dg ^(−) =a+b+c (ii) e=f=d+g |
| Show that abc ^(−) + bca ^(−) + cab ^(−) is divisible by 37 |