Properties of the Number -261802

Two Hundred Sixty-One Thousand Eight Hundred Two

Basics

Value: -261803 → -261802 → -261801

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 2 × 223 × 587

Divisors: 1, 2, 223, 446, 587, 1174, 130901, 261802

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -111111111010101010

Octal: -777252

Duodecimal: -10760A

Hexadecimal: -3feaa

Square: 68540287204

Square Root: 511.6659066226711

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

Decimal representation of the diagonal from the corner to the origin of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 485", based on the 5-celled von Neumann neighborhood. A288594

Decimal representation of the diagonal from the corner to the origin of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 597", based on the 5-celled von Neumann neighborhood. A289764

Decimal representation of the diagonal from the corner to the origin of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 605", based on the 5-celled von Neumann neighborhood. A289887

a(n) = 2ⁿ - n² - n. A220588

a(n) = φ(2ⁿ) - φ(n²), with Euler's totient function φ = A000010. A248643