Properties of the Number -266875

Two Hundred Sixty-Six Thousand Eight Hundred Seventy-Five

Basics

Value: -266876 → -266875 → -266874

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 34

Digital Root: 7

Palindrome: No

Factorization: 5 ⁴ × 7 × 61

Divisors: 1, 5, 7, 25, 35, 61, 125, 175, 305, 427

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1000001001001111011

Octal: -1011173

Duodecimal: -10A537

Hexadecimal: -4127b

Square: 71222265625

Square Root: 516.5994579942956

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

a(n) is the smallest positive integer k such that d(k) = d(k+2·n) = 2·n, where d(m) (A000005) is the number of positive divisors of m, or 0 if no such k exists. A139416

Expansion of ∏_k>=1 1/(1 - x^k)^k*(3·k-1*(3·k-2)/2). A279763