Properties of the Number 85887

Eighty-Five Thousand Eight Hundred Eighty-Seven

Basics

Value: 85886 → 85887 → 85888

Parity: odd

Prime: No

Previous Prime: 85853

Next Prime: 85889

Digit Sum: 36

Digital Root: 9

Palindrome: No

Factorization: 3 ³ × 3181

Divisors: 1, 3, 9, 27, 3181, 9543, 28629, 85887

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10100111101111111

Octal: 247577

Duodecimal: 41853

Hexadecimal: 14f7f

Square: 7376576769

Square Root: 293.0648392421036

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

Number of integer partitions of n with no part divisible by all the others. A343341

T(n,k) = Number of n X k 0..1 arrays with the number of 1's horizontally or antidiagonally adjacent to some 0 equal to the number of 0's adjacent to some 1, with top left element zero. A284222

Sequence of which A078783 is the Recamán transform. A117073

Number of n X 5 0..1 arrays with the number of 1's horizontally or antidiagonally adjacent to some 0 equal to the number of 0's adjacent to some 1, with top left element zero. A284219

Number of 4 X n 0..1 arrays with the number of 1's horizontally or antidiagonally adjacent to some 0 equal to the number of 0's adjacent to some 1, with top left element zero. A284225

Integers m such that A014448(m) == 5 (mod m). A335721

Numbers n such that 3⁶*2ⁿ - 1 is prime. A230527

Let r and s be such that r + s = n; a(n) = minimum value of τ(r) + τ(s). A85887