Properties of the Number 8426

Eight Thousand Four Hundred Twenty-Six

Basics

Value: 8425 → 8426 → 8427

Parity: even

Prime: No

Previous Prime: 8423

Next Prime: 8429

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 × 11 × 383

Divisors: 1, 2, 11, 22, 383, 766, 4213, 8426

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10000011101010

Octal: 20352

Duodecimal: 4A62

Hexadecimal: 20ea

Square: 70997476

Square Root: 91.79324593890337

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

Coordination sequence for "tsi" 3D uniform tiling. A299289

Numbers whose sum of divisors is a cube. A20477

T(n,k)=Number of (n+1)X(k+1) 0..3 arrays with no element unequal to a strict majority of its horizontal, diagonal and antidiagonal neighbors, with values 0..3 introduced in row major order. A231463

T(n,k)=Number of nXk 0..3 arrays with no element less than a strict majority of its horizontal, diagonal and antidiagonal neighbors. A231940

Asymptotic phase shift of the tetration base n written by juxtaposing its representative congruence classes modulo 10 (i.e., the 1, 2, or 4, distinct sfasamenti taken by starting from the minimum height such that the congruence speed of n is constant), and a(n) = -1 if n is a multiple of 10. A376842

Nonnegative integers n such that in balanced ternary representation the number of occurrences of each trit doubles when n is squared. A257867

Modular phase shift of the tetration base n written by juxtaposing its representative congruence classes modulo 10 taken by starting from height 2 + v(n), and a(n) = -1 if n is a multiple of 10. A376446

Number of binary strings of length n with no substrings equal to 0001 or 0101. A164395

Triangle of coefficients of polynomials v(n,x) jointly generated with A210233; see the Formula section. A210234

Negative integers n such that in balanced ternary representation the number of occurrences of each trit doubles when n is squared. A257868