Properties of the Number 23425

Twenty-Three Thousand Four Hundred Twenty-Five

Basics

Value: 23424 → 23425 → 23426

Parity: odd

Prime: No

Previous Prime: 23417

Next Prime: 23431

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 5 ² × 937

Divisors: 1, 5, 25, 937, 4685, 23425

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 101101110000001

Octal: 55601

Duodecimal: 11681

Hexadecimal: 5b81

Square: 548730625

Square Root: 153.05227865013967

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) = n*(3·n² - 1)/2. A4188

T(n,k)=Number of -k..k arrays of n elements with first through fourth differences also in -k..k. A202664

Numbers k that can be expressed as k = w+x = y·z with w·x = (y+z)² where w, x, y, and z are all positive integers. A57369

Square array A(n,k), n >= 0, k >= 0, read by antidiagonals, where column k is the expansion of e.g.f.: exp(k*((1+x)^k - 1)). A294118

a(n) = (3 + 2·n - 3·n² + 4·n³ - 3*((-1 + n) mod 2))/6. A304487

a(n) is the number of integer triples (x,y,z) satisfying a system of linear inequalities and congruences specified in the comments. A370349

McKay-Thompson series of class 4a for the Monster group. A7250

Expansion of (1-4·x)/(1-x*(1-x)³). A119306

Truncated octahedron with faces of centered polygons. A193228

Numbers k such that the continued fraction for sqrt(k) has period 89. A20428