Properties of the Number -64441

Sixty-Four Thousand Four Hundred Forty-One

Basics

Value: -64442 → -64441 → -64440

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 13 × 4957

Divisors: 1, 13, 4957, 64441

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -1111101110111001

Octal: -175671

Duodecimal: -31361

Hexadecimal: -fbb9

Square: 4152642481

Square Root: 253.85231927244627

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

T(n,k)=Number of (n+1)X(k+1) 0..6 arrays with every 2X2 subblock having the absolute values of all six edge and diagonal differences no larger than 1. A234131

Numbers k such that -3 is a quadratic residue (not necessarily coprime) modulo k, k + 1, k + 2 and k + 3. A318527

Number of length n word structures with all distinct runs using at most 3 symbols. A351644

Number of identity trees with n nodes where the maximal outdegree (branching factor) equals 7. A245752

Number of (n+1) X (1+1) 0..6 arrays with every 2 X 2 subblock having the absolute values of all six edge and diagonal differences no larger than 1. A234124

Number of (n+1)X(5+1) 0..6 arrays with every 2X2 subblock having the absolute values of all six edge and diagonal differences no larger than 1. A234128

Number of length 3 0..n arrays with each partial sum starting from the beginning no more than two standard deviations from its mean. A244834