Properties of the Number -20252

Twenty Thousand Two Hundred Fifty-Two

Basics

Value: -20253 → -20252 → -20251

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 11

Digital Root: 2

Palindrome: No

Factorization: 2 ² × 61 × 83

Divisors: 1, 2, 4, 61, 83, 122, 166, 244, 332, 5063

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -100111100011100

Octal: -47434

Duodecimal: -B878

Hexadecimal: -4f1c

Square: 410143504

Square Root: 142.30952181776172

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 length n+1 0..k arrays with the sum of the squares of adjacent differences multiplied by some arrangement of +-1 equal to zero. A250277

Least integer k such that k/2ⁿ > 1/φ, where φ = (1+sqrt(5))/2 = golden ratio. A293323

The integer k that minimizes |k/2ⁿ - 1/φ|, where φ = (1+sqrt(5))/2 = golden ratio. A293324

a(n) = ∑_k=1..n (-1)^k+1 * floor(n/(2·k-1))^k. A350167

Number of length n+1 0..3 arrays with the sum of the squares of adjacent differences multiplied by some arrangement of +-1 equal to zero. A250272

Number of walks within N³ (the first octant of Z³) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, 1), (-1, 1, 1), (0, 0, 1), (1, -1, 1), (1, 1, -1)}. A148480

Number of length 7+1 0..n arrays with the sum of the squares of adjacent differences multiplied by some arrangement of +-1 equal to zero. A250282

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