Properties of the Number -26539

Twenty-Six Thousand Five Hundred Thirty-Nine

Basics

Value: -26540 → -26539 → -26538

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 26539

Divisors: 1, 26539

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -110011110101011

Octal: -63653

Duodecimal: -13437

Hexadecimal: -67ab

Square: 704318521

Square Root: 162.90794946840379

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

Least prime in A031936 (lesser of 18-twins) whose distance to the next 18-twin is 2·n. A52358

a(n) = 2*(-i)ⁿ*(n·sin(c*(n+1)) - i·sin(-c·n))/sqrt(5) where c = arccos(i/2). A354044

a(n) = (n⁵ - 133·n⁴ + 6729·n³ - 158379·n² + 1720294·n - 6823316)/4. A121887

Primes p such that p-1 is squarefree and all prime divisors of p-1 other than 11 are also in the sequence. A267504

Fibonacci sequence beginning 1, 16. A22106

Expansion of ∏_k>=1 (1 + A001055(k)*x^k). A66816

Primes of the form abs((1/4)*(n⁵ - 133n⁴ + 6729n³ - 158379n² + 1720294n - 6823316)) in order of increasing nonnegative n. A272710

Successive prime sums of the squares forming A347333. A347334

Primes p such that 2·p-1 and (2·p-1)²+(2·p)² are also prime. A347165

Discriminants of imaginary quadratic fields with class number 39 (negated). A351677