Properties of the Number -32401

Thirty-Two Thousand Four Hundred One

Basics

Value: -32402 → -32401 → -32400

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 10

Digital Root: 1

Palindrome: No

Factorization: 32401

Divisors: 1, 32401

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -111111010010001

Octal: -77221

Duodecimal: -16901

Hexadecimal: -7e91

Square: 1049824801

Square Root: 180.00277775634464

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

Primes of the form k² + 1. A2496

Primes p such that continued fraction of (1 + sqrt(p))/2 has period 3. A146348

Primes of the form 5k² + 5k + 1. A90562

Primes of the form 4·k² + 1. A121326

Primes of the form p·q+2 where p and q are consecutive primes. A48880

a(1) = 2, a(2) = 1. For n >= 3, a(n) is found by concatenating the cubes of the first n-1 terms of the sequence in reverse order and then dividing the resulting number by a(n-1). A181870

Primes of form pq + 2 where p and q are twin primes. A51779

Odd powers of primes of the form q = x² + 1 (A002496). A54755

a(n) is the largest prime of the form x² + 1 <= 2ⁿ. A83849

Primes of form (prime(n)² + prime(n+1)²)/2. A93343