Properties of the Number 80996

Eighty Thousand Nine Hundred Ninety-Six

Basics

Value: 80995 → 80996 → 80997

Parity: even

Prime: No

Previous Prime: 80989

Next Prime: 81001

Digit Sum: 32

Digital Root: 5

Palindrome: No

Factorization: 2 ² × 20249

Divisors: 1, 2, 4, 20249, 40498, 80996

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10011110001100100

Octal: 236144

Duodecimal: 3AA58

Hexadecimal: 13c64

Square: 6560352016

Square Root: 284.59796204470615

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

Expansion of 1/sqrt(1-8·x-4·x²). A98443

Square array A(n,k), n>=0, k>=0, read by antidiagonals, where column k is the expansion of 1/sqrt(1 - 4·k*x - 4·x²). A386621

Special values of the hypergeometric function 3F1: a(n) = binomial(n,2) * hypergeom([1,-n+1,-n+2],[3],1). A80996