Properties of the Number 53431

Fifty-Three Thousand Four Hundred Thirty-One

Basics

Value: 53430 → 53431 → 53432

Parity: odd

Prime: No

Previous Prime: 53419

Next Prime: 53437

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 7 × 17 × 449

Divisors: 1, 7, 17, 119, 449, 3143, 7633, 53431

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1101000010110111

Octal: 150267

Duodecimal: 26B07

Hexadecimal: d0b7

Square: 2854871761

Square Root: 231.15146549394836

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

Array read by antidiagonals: T(n,m) is the number of n X m binary arrays with all 1's connected, and all corners 1. A389687

Sum of the prime parts in the partitions of n into 9 parts. A309470

Nonnegative values·of solutions (x, y) to the Diophantine equation x²+(x+449)² = y². A130004

Matrix inverse of triangle A122176, where A122176(n,k) = C( k*(k+1)/2 + n-k + 1, n-k) for n>=k>=0. A121436

a(1)=1, a(n) = a(n-1) + n⁴ if n odd, a(n) = a(n-1) + n² if n is even. A140159

Number of n X 4 binary arrays with all 1s connected, and all corners 1. A163048

Number of n X 6 binary arrays with all 1s connected, and all corners 1. A163050

Integers m such that A064992(m) = A064992(m+1). A65002

Number of partitions of n in which exactly one even part is repeated and odd parts are unrestricted. A353902

Numbers k such that (π/2)*k²*sin(1/k) < floor(π*k/2). A53431