Properties of the Number 87168

Eighty-Seven Thousand One Hundred Sixty-Eight

Basics

Value: 87167 → 87168 → 87169

Parity: even

Prime: No

Previous Prime: 87151

Next Prime: 87179

Digit Sum: 30

Digital Root: 3

Palindrome: No

Factorization: 2 ⁷ × 3 × 227

Divisors: 1, 2, 3, 4, 6, 8, 12, 16, 24, 32

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10101010010000000

Octal: 252200

Duodecimal: 42540

Hexadecimal: 15480

Square: 7598260224

Square Root: 295.24227339593494

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

Triangle read by rows: T(n,k) = number of arrangements of k non-attacking bishops on the black squares of an n X n board with every square controlled by at least one bishop. A288183

Sum of column entries of the table with rows of prime numbers (2,3,0,0,...), (0,5,7,11,0,...), (0,0,13,17,19,23,0,...), (0,0,0,29,31,37,41,43,0,...), ... A238760

Expansion of (1 + 2·x)/(1 + 3·x + 4·x²). A87168

Number of (n+1)X(1+1) 0..3 arrays colored with the maximum plus the lower median minus the upper median minus the minimum of every 2X2 subblock. A236134