Properties of the Number -80160

Eighty Thousand One Hundred Sixty

Basics

Value: -80161 → -80160 → -80159

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 15

Digital Root: 6

Palindrome: No

Factorization: 2 ⁵ × 3 × 5 × 167

Divisors: 1, 2, 3, 4, 5, 6, 8, 10, 12, 15

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -10011100100100000

Octal: -234440

Duodecimal: -3A480

Hexadecimal: -13920

Square: 6425625600

Square Root: 283.1254139069822

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

T(n,k)=Number of (n+2)X(k+2) 0..1 matrices with each 3X3 subblock having the same population. A224651

Expansion of ψ(q²) / f(-q)² in powers of q where ψ(), f() are Ramanujan θ functions. A137829

T(n,k)=Number of nXk arrays of occupancy after each element stays put or moves to some horizontal, diagonal or antidiagonal neighbor, with every occupancy equal to zero or two. A221728

Sequence with Hankel transform equal to 2^floor(n²/2). A168490

Number of partitions of n into two sorts of parts having exactly 5 parts of the second sort. A258475

a(n) = ∑_{i=1..floor((n+2)/4)} a(2i-1)*a(n-2i+1), with a(1)=a(3)=2 and a(2)=1. A24959

θ series of lattice A₂ tensor D₅ (dimension 10, det. 3888, min. norm 4). A33697

(n-1)-st elementary symmetric function of the first n terms of (1,2,3,4,5,1,2,3,4,5,...)=A010884. A203166

Number of (n+2)X4 0..1 matrices with each 3X3 subblock having the same population. A224645

Number of (n+2)X8 0..1 matrices with each 3X3 subblock having the same population. A224649