Properties of the Number -87343

Eighty-Seven Thousand Three Hundred Forty-Three

Basics

Value: -87344 → -87343 → -87342

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 19 × 4597

Divisors: 1, 19, 4597, 87343

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -10101010100101111

Octal: -252457

Duodecimal: -42667

Hexadecimal: -1552f

Square: 7628799649

Square Root: 295.538491570895

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

Irregular triangle read by rows: T(n,k) is the number of regions between the free polyominoes, with n cells and width k, and their bounding boxes, n >= 1, 1 <= k <= ceiling(n/2). A380283

a(n) is the number of distinct pairs that can be made in exactly n iterations of either of the two maps (x, y) -> (x OR (2^y), 0) or (x, y) -> (x, y+1), starting from (0,0). A353150

Expansion of ∑_i>=1 μ(i)²*xⁱ/(1 - xⁱ) * ∏_j=1..i 1/(1 - μ(j)²*x^j), where μ() is the Moebius function (A008683). A284835