Properties of the Number 55471

Fifty-Five Thousand Four Hundred Seventy-One

Basics

Value: 55470 → 55471 → 55472

Parity: odd

Prime: No

Previous Prime: 55469

Next Prime: 55487

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 13 × 17 × 251

Divisors: 1, 13, 17, 221, 251, 3263, 4267, 55471

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1101100010101111

Octal: 154257

Duodecimal: 28127

Hexadecimal: d8af

Square: 3077031841

Square Root: 235.52282267330273

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

Composite n such that (n-1)*φ(n) is a perfect square. A69953

Expansion of exp( ∑_n>=1 -sigma₂(3·n)*xⁿ/n ) in powers of x. A283243

Number of nX7 binary arrays with each 1 adjacent to exactly one 1 vertically and one 1 horizontally. A183339

Number of nX9 binary arrays with each 1 adjacent to exactly one 1 vertically and one 1 horizontally. A183341

Number of partitions p of n containing round((min(p) + max(p))/2) as a part. A238486

Divisible by the product of its nonzero digits. A55471

T(n,k)=Number of nXk binary arrays with each 1 adjacent to exactly one 1 vertically and one 1 horizontally. A183342

Number of n X 4 0..1 arrays with every element unequal to 2, 3, 4 or 6 king-move adjacent elements, with upper left element zero. A304152