Properties of the Number 13025

Thirteen Thousand Twenty-Five

Basics

Value: 13024 → 13025 → 13026

Parity: odd

Prime: No

Previous Prime: 13009

Next Prime: 13033

Digit Sum: 11

Digital Root: 2

Palindrome: No

Factorization: 5 ² × 521

Divisors: 1, 5, 25, 521, 2605, 13025

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 11001011100001

Octal: 31341

Duodecimal: 7655

Hexadecimal: 32e1

Square: 169650625

Square Root: 114.12712210513327

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

Number of atoms in a decahedron with n shells. A4068

a(n) = floor(n*φ¹³), where φ is the golden ratio, A001622. A4928

Ordered hypotenuses of primitive Pythagorean triangles having legs that add up to a square. A88319

Number of integer partitions of n whose distinct parts have integer mean. A360241

Number of integer partitions of n such that (length) * (maximum) <= 2·n. A361851

Number of distinct lines through the origin in 4-dimensional cube of side length n. A90026

Square spiral in which each new term is the sum of its two largest neighbors. A278180

Number of (w,x,y,z) with all terms in {1,...,n} and |w-x|=|x-y|+|y-z|. A212570

E.g.f. satisfies: A(x) = exp( x * (1 + 1/A(x)²)/2 ). A349720

Terms in A112039 that are divisible by 3, divided by 3. A112040