Properties of the Number -201569

Two Hundred One Thousand Five Hundred Sixty-Nine

Basics

Value: -201570 → -201569 → -201568

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 17 × 71 × 167

Divisors: 1, 17, 71, 167, 1207, 2839, 11857, 201569

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -110001001101100001

Octal: -611541

Duodecimal: -98795

Hexadecimal: -31361

Square: 40630061761

Square Root: 448.9643638419424

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) = A027113(n, 2n-2). A27120

Greatest number in row n of array T given by A027113. A27133

Triangle T(n,m) = coefficient of xⁿ in expansion of (1/2-1/2*(1-8·x)¹/4)^m = sum(n>=m, T(n,m) xⁿ), n>=1, m>=1. A202039

Numbers k whose number of divisors equals the number of divisors in each of R(k), k+R(k), R(k+R(k)), abs(k-R(k)), and R(abs(k-R(k))), where R(m) is the digit reversal of m and where the reversals of m do not equal m. A346141

Number of rooted bipartite maps of genus 1/2 with n edges. A361139