Properties of the Number 47612

Forty-Seven Thousand Six Hundred Twelve

Basics

Value: 47611 → 47612 → 47613

Parity: even

Prime: No

Previous Prime: 47609

Next Prime: 47623

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 ² × 11903

Divisors: 1, 2, 4, 11903, 23806, 47612

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1011100111111100

Octal: 134774

Duodecimal: 23678

Hexadecimal: b9fc

Square: 2266902544

Square Root: 218.2017415145901

Classification

Fibonacci: No

Bell Number: No

Factorial Number: No

Regular Number: No

Perfect Number: No

Special

Kaprekar Constant: No

Munchausen Constant: No

Armstrong Number: No

Kaprekar Number: No

Catalan Number: No

Vampire Number: No

Taxicab Number: No

Super Prime: No

Friedman Number: No

Fermat Number: No

Cullen Number: No

OEIS Sequences

Numbers n such that σ(n+4) - σ(n) = n + 4. A246854

Expansion of (1/x) * Series_Reversion( x / ((1+x) * (1+x+x³)) ). A369481

a(n) = 4 + 8·n + 10·n² + 4·n³. A100207

Expansion of g.f.: (1 + x² - x³)/(1 - x - x² + x³ - x⁵). A147604

Antidiagonal sums of A147995 and A163545. A163484

Number of n-step self-avoiding walks on one quadrant of a 2D square lattice where the walk cannot step to the smaller square ring of numbers than the ring it is currently on. A348009

Number of walks within N³ (the first octant of Z³) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, -1), (-1, -1, 0), (0, 0, -1), (0, 1, 0), (1, 0, 1)}. A150000

a(n) = smallest number k such that σ(k+n) - σ(k) = k + n, or -1 if no solution exists. A246851

Numbers that are congruent to {0, 2, 4, 5} mod 8. A47612