Properties of the Number -161201

One Hundred Sixty-One Thousand Two Hundred One

Basics

Value: -161202 → -161201 → -161200

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 11

Digital Root: 2

Palindrome: No

Factorization: 161201

Divisors: 1, 161201

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -100111010110110001

Octal: -472661

Duodecimal: -79355

Hexadecimal: -275b1

Square: 25985762401

Square Root: 401.49844333446674

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) = n⁴ + 3·n² + 1. A57721

Denominators of continued fraction convergents to sqrt(101). A41181

Primes of the form p² + p - 1 when p is prime. A53185

Pell equation solutions (10·b(n))² - 101·a(n)² = -1 with b(n) = A097741(n), n >= 0. A97742

Denominators of continued fraction convergents to sqrt(404). A41767

Denominators of continued fraction convergents to sqrt(909). A42757

Numbers generated by the Fibonacci polynomial x⁴ + 3x² + 1. A85151