Properties of the Number 8977

Eight Thousand Nine Hundred Seventy-Seven

Basics

Value: 8976 → 8977 → 8978

Parity: odd

Prime: No

Previous Prime: 8971

Next Prime: 8999

Digit Sum: 31

Digital Root: 4

Palindrome: No

Factorization: 47 × 191

Divisors: 1, 47, 191, 8977

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10001100010001

Octal: 21421

Duodecimal: 5241

Hexadecimal: 2311

Square: 80586529

Square Root: 94.74703161577148

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

Centered 16-gonal numbers. A69129

Coordination sequence for (2,3,8) tiling of hyperbolic plane. A265058

Number of semi-lone-child-avoiding rooted identity trees with n vertices. A331964

T(n,k)=Number of nXk 0..1 arrays avoiding 0 0 1 and 1 0 0 horizontally and 0 0 1 and 1 1 0 vertically. A207938

T(n,k)=Number of nXk 0..1 arrays avoiding 0 0 1 and 1 0 0 horizontally and 0 1 0 and 1 0 1 vertically. A208698

Expansion of ∏_k>=1 (1 + x^3·k-1)^3·k-1 * (1 + x^3·k-2)^3·k-2. A262924

Sum of the legs of the unique primitive Pythagorean triple whose inradius is A000217(n) and such that its long leg and its hypotenuse are consecutive natural numbers. A383834

Centered 17-gonal numbers: (17·n² - 17·n + 2)/2. A69130

G.f. A(x) satisfies: A(x) = 1 + x·A(x/(1 - x)³) / (1 - x). A351813

Positions where A163890 obtains distinct new values. A163891