Properties of the Number 86643

Eighty-Six Thousand Six Hundred Forty-Three

Basics

Value: 86642 → 86643 → 86644

Parity: odd

Prime: No

Previous Prime: 86629

Next Prime: 86677

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 3 ³ × 3209

Divisors: 1, 3, 9, 27, 3209, 9627, 28881, 86643

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10101001001110011

Octal: 251163

Duodecimal: 42183

Hexadecimal: 15273

Square: 7507009449

Square Root: 294.3518302983693

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

G.f.: x + x² / ∏_n>=1 (1 - a(n)*xⁿ). A345973

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, 0, 1), (0, 1, 0), (1, -1, -1), (1, 1, 0)}. A150118

Arrange the base 10 digits of the n-th Fibonacci number in descending order. A273003

Number of zeros in the character table of the group GL(2,Z_n). A86643