Properties of the Number -164641

One Hundred Sixty-Four Thousand Six Hundred Forty-One

Basics

Value: -164642 → -164641 → -164640

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 31 × 47 × 113

Divisors: 1, 31, 47, 113, 1457, 3503, 5311, 164641

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -101000001100100001

Octal: -501441

Duodecimal: -7B341

Hexadecimal: -28321

Square: 27106658881

Square Root: 405.7597811513605

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

Odd numbers k for which 23 is the smallest positive i with Jacobi symbol J(i,k) ≠ 1. A112079

Number of (w,x,y,z) with all terms in {0,...,n} such that range{w,x,y,z} is not one of the numbers w,x,y,z. A212569

A special solution of X(n)² - 120·Y(n)² = 7^2·n, n >= 0. The present sequence gives the X values. A249864