Properties of the Number -87040

Eighty-Seven Thousand Forty

Basics

Value: -87041 → -87040 → -87039

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 2 ¹⁰ × 5 × 17

Divisors: 1, 2, 4, 5, 8, 10, 16, 17, 20, 32

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -10101010000000000

Octal: -252000

Duodecimal: -42454

Hexadecimal: -15400

Square: 7575961600

Square Root: 295.0254226333724

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

a(n) = (2ⁿ⁺¹ + (-4)ⁿ)/3. A83086

Expansion of (1-x)/(1+2·x-2·x³). A78060

Heinz numbers of integer partitions whose product of parts is one greater than their sum. A325041

Number of non-knapsack integer partitions of n. A366754

Number of degree-n irreducible polynomials over GF(4) with trace 0 and subtrace 0. A74031

Expansion of x⁴*(5 - 16·x + 13·x²)/(1 - 2·x)⁴. A268587

Triangle read by rows: T(n,k) number of tilings of a 2n X 3 grid by dominoes, 2k of which are in a vertical position (0<=k<=n). A123519

Numbers with 44 divisors. A175751

Decimal representation of the x-axis, from the origin to the right edge, of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 35", based on the 5-celled von Neumann neighborhood. A278346

Decimal representation of the x-axis, from the origin to the right edge, of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 107", based on the 5-celled von Neumann neighborhood. A278901