Properties of the Number 65161

Sixty-Five Thousand One Hundred Sixty-One

Basics

Value: 65160 → 65161 → 65162

Parity: odd

Prime: No

Previous Prime: 65147

Next Prime: 65167

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 17 × 3833

Divisors: 1, 17, 3833, 65161

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1111111010001001

Octal: 177211

Duodecimal: 31861

Hexadecimal: fe89

Square: 4245955921

Square Root: 255.266527378738

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) = ceiling((n+1)⁴/2). A171714

a(n) = ((2·n+1)⁴+1)/2. A175110

Numbers m such that m = p² + k², with p > 0, where p = A007954(m) = the product of digits of m. A334557

Strong pseudoprimes to base 19. A20245

A073214/2. A73222

Number of partitions of n⁴ into at most two parts. A274323

Number of orbits into which the Foata transform partitions the symmetric group Sn, i.e., a(n) is the number of cycles in the permutations A065181 - A065184 found in range [0,n!-1]. A65161