Properties of the Number 26495

Twenty-Six Thousand Four Hundred Ninety-Five

Basics

Value: 26494 → 26495 → 26496

Parity: odd

Prime: No

Previous Prime: 26489

Next Prime: 26497

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 5 × 7 × 757

Divisors: 1, 5, 7, 35, 757, 3785, 5299, 26495

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 110011101111111

Octal: 63577

Duodecimal: 133BB

Hexadecimal: 677f

Square: 701985025

Square Root: 162.77284785860326

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

a(n) = number of components of the graph P(n,2) (defined in Comments). A145667

Numbers k such that ∑_j=1..k j^j == -1 (mod k). A188775

∑_0<j<k<=n s(k)-s(j), where s(j)=A002620(j) is the j-th quarter-square. A206806

Antidiagonal sums of the convolution array A213841. A213843

Composite numbers whose prime factors contain no digits other than 5 and 7. A36320

The count of how many queens must be placed tentatively onto a board while seeking a first solution to the "N-Queens on an N·N chessboard" puzzle. A140450

a(n) = 46·n² - 1. A158634

a(n) = least positive integer > a(n-1) and not a(i)² + a(j)² + a(k)² for 1<=i<j<k<=n. A26495