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Number Theory
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Demonstrations 181  200 of 519
Number of Repeating Digits in Base b Expansion of Fractions
Generalized Kaprekar Routine
Periodicity of Euler Numbers in Modular Arithmetic
An Approximation to the nth Prime Number
Generalized Digit Parity
Factoring Real Numbers
Nested Square Root Representation of the Golden Ratio
Summing an Arithmetic Progression
Multiples with Only the Digits 0 and 1
Enumerating Pythagorean Triangles
Binary Numbers, Subsets and Compositions
Coconuts, Sailors, and a Monkey
Geometric Illustration of MachinLike Formulas
The RogersRamanujan Continued Fraction and Generalized Elliptic Integrals
Structure of Binary Numbers
Abacus
Powers in Modular Arithmetic
The Number of Partitions with a Given Largest Part
Palindrome Primes
Euler Product for the Zeta Function
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