Properties of the Number 26188

Twenty-Six Thousand One Hundred Eighty-Eight

Basics

Value: 26187 → 26188 → 26189

Parity: even

Prime: No

Previous Prime: 26183

Next Prime: 26189

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 2 ² × 6547

Divisors: 1, 2, 4, 6547, 13094, 26188

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 110011001001100

Octal: 63114

Duodecimal: 131A4

Hexadecimal: 664c

Square: 685811344

Square Root: 161.8270681931796

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 n¹⁰²⁴ + 1 is prime (a generalized Fermat prime). A57002

G.f.: (1 / theta₄(x) - 1)² / 4, where theta₄() is the Jacobi θ function. A338223

a(n) = n³ + 2·n² + 4·n + 1. A270867

Expansion of (1-4x+12x²-16x³+8x⁴)/(1-x)⁵. A119327

Centered 29-gonal numbers. A389798

Integer part of ((4th elementary symmetric function of 1,2,...,n)/(1+2+...+n)). A24171

Numbers k such that the period of the continued fraction for sqrt(k) contains exactly 90 ones. A31858

Number of degrees of irreducible representations of symmetric group S_n that appear more than once. A318558

a(n) = (1/5)*s(n), where s(n) is the n-th multiple of 5 in A026136. A26188