Properties of the Number -38564

Thirty-Eight Thousand Five Hundred Sixty-Four

Basics

Value: -38565 → -38564 → -38563

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 2 ² × 31 × 311

Divisors: 1, 2, 4, 31, 62, 124, 311, 622, 1244, 9641

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -1001011010100100

Octal: -113244

Duodecimal: -1A398

Hexadecimal: -96a4

Square: 1487182096

Square Root: 196.37718808456341

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

Solution of the complementary equation a(n) = a(n-1) + 2·a(n-2) + b(n-2), where a(0) = 1, a(1) = 2, b(0) = 3, b(1) = 4, and (a(n)) and (b(n)) are increasing complementary sequences. A295145

a(0)=1; a(n) = sigma₁(n) + sigma₂(n) + sigma₃(n). A92347

Twice A137829. A201078

Number of (n+2)X(n+2) 0..1 arrays with every 2X2 and 3X3 subblock diagonal maximum minus antidiagonal minimum nondecreasing horizontally and vertically. A253502

Number of (n+2)X(7+2) 0..1 arrays with every 2X2 and 3X3 subblock diagonal maximum minus antidiagonal minimum nondecreasing horizontally and vertically. A253509

Number of length n+4 0..1 arrays with every five consecutive terms having the maximum of some two terms equal to the minimum of the remaining three terms. A254691

a(n) is the number of free polycubes of size n with holes. A357083

Numbers k such that 129·2^k-1 is prime. A50590

Numbers that can be formed using its own digits in order and only addition and fourth power operators. A195672