Properties of the Number -25376

Twenty-Five Thousand Three Hundred Seventy-Six

Basics

Value: -25377 → -25376 → -25375

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 2 ⁵ × 13 × 61

Divisors: 1, 2, 4, 8, 13, 16, 26, 32, 52, 61

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -110001100100000

Octal: -61440

Duodecimal: -12828

Hexadecimal: -6320

Square: 643941376

Square Root: 159.29846201391902

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

Start with a single pentagon; at n-th generation add a pentagon at each expandable vertex; a(n) is the sum of all label values at n-th generation. (See comment for construction rules.) A247619

Structured triakis tetrahedral numbers (vertex structure 4). A100175

5th binomial transform of (1,0,1,0,1,...), A059841. A81187

Brent's irregular triangle T[r,k] related to Hardy-Littlewood constants of prime gaps 2r. A381083

Positive integers with the property that if the base-3 representation is reversed the result is twice the original number. A173951

Number of edges in a regular 2n-gon when all vertices are connect by straight lines except for the n lines joining diametrically opposite vertices. A368815

Binomial transform of central Delannoy numbers A001850. A80609

a(n) = (6ⁿ + (-4)ⁿ)/2. A83578

a(n) = floor((product of composites among next n numbers)/(product of primes among next n numbers)). A94337

Number of tilings of a 5 X 2n rectangle using 2n pentominoes of shapes P, U. A247121