Properties of the Number -26209

Twenty-Six Thousand Two Hundred Nine

Basics

Value: -26210 → -26209 → -26208

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 26209

Divisors: 1, 26209

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -110011001100001

Octal: -63141

Duodecimal: -13201

Hexadecimal: -6661

Square: 686911681

Square Root: 161.8919392681427

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

Convolution of A073145 with A056594. A75419

Coordination sequence for (2,5,7) tiling of hyperbolic plane. A265066

Primes p = p_n+1 such that p_n + p_n+2 = 2·p_n+1 + 12. A95673

Expansion of 1/(1 - 4·x + 7·x²). A168175

a(n) = n⁴ + 853n³ + 2636n² + 3536n + 1753. A76809

Larger of 3 consecutive prime numbers such that p1·p2·p3 + d1 + d2 - 1 = average of twin prime pairs, d1 (δ) = p2 - p1, d2 (δ) = p3 - p2. A153405

a(n) = 2·n³ - 313·n² + 6823·n - 13633. A218456

Primes of the form k⁴ + 853·k³ + 2636·k² + 3536·k + 1753 in order of increasing nonnegative k. A272326

Greater of two consecutive primes, p < q, such that both p·q+p-q and p·q-p+q are prime numbers. A154552

Number of white square subarrays of (n+1) X (3+1) binary arrays with no element equal to a strict majority of its diagonal and antidiagonal neighbors, with upper left element zero. A230984